Answered: When 5.89 g of a solid mixture composed…

When 5.89 g of a solid mixture composed of NH4CI and CaCl2 was dissolved in 100.0 mL of water, the temperature of the water rose by 4.06°C. How many grams of each substance was in the mixture?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: 1E. C₂H12O₂

A: Given Molecular formula: C8H12O2 To Determine: 1) IHD 2)Label the significant peak 3) Determine the…

Q: concentration

A: According to the question, the concentration of ascorbic acid is ~0.001 M in lemon juice, We need to…

Q: An empty erlenmeyer flask weighs 241.3 g. when filled with water (density - 0.997 g/mol), the flash…

A: Given: Mass of empty Erlenmeyer flask = 241.3 g. Mass of Erlenmeyer flask with water = 489.1 g. And…

Q: Express your answers to at least 5 significant figures. The mass of one mole of boron is 10.811 g.…

A: Using mole concept easily determines number of atoms and molecules present in one mole of substance.

Q: What is the difference in mass between a nickel that weighs 4.8 g and a nickel that weighs 4.8673 g?

A: Given, Mass of nickel = 4.8…

Q: Which of the following is the best reducing agent? O Ba2+ O Ca(s) O Mg2+ O Mg(s) O Ba(s)

A: We have to choose the best reducing agent among the following given options as follows in step 2:

Q: If the density of ethanol is 0.789 g/mL, how many cm3 can be produced by the fermentation of 45.4 kg…

A: Ethyl alcohol is formed by enzyme action on sugars and starches by fermentation. C6H12O6 → 2 CO2 + 2…

Q: The diagram on the left represents the result of a process. Which of the diagrams [(i) to…

A: The diagram which represent the starting material if the process were physical, and which could…

Q: If sucrose costs $1.20 per pound, and a bottle contains 2.00 kg, how much would you pay for a case…

A: we know that, kg and pound are related ro each other as;2.205 pounds=1 kilogram1 pound=12.205*1…

Q: 9.921*10^-20*9.714*10^-19]^2

A: Given: [9.921 X 10-20 X 9.714 X 10-19]2

Q: We have 40.5 cm of a material. How many g is it? The material has density of 9.50 g/cm O 68.0 g O…

A: • The values provided in the question are:- i) Density of a material, d = 9.50 g/cm3 ii) Volume…

Q: If you have 10 pieces of bread, 20 slices of ham, and 4 slices of cheese, how many sandwiches can…

Q: We have 425 cm3 of a material. How many g is it? The material has density of 0.345 g/cm O 68.0 g O…

A: We have to find mass ,volume and density is given in the question Volume of the material = 425 cm3…

Q: Is 2 elements and 1 compound a combustion

A: Given: Two elements and one Compound is present for a combustion Reaction To find: whether the above…

Q: One of the reactions that occurs in a blast furnace, in which iron ore is converted to cast iron, is…

A: Answer: In this question we need to convert mass of Fe obtained into mass of Fe2O3 by using…

Q: What is the volume, in cubic centimeters (cm^3) of 1.00 kilograms of gold?

Q: 2. The Anemovax COVID-19 vaccine uses 0.950% (w/v) NaCl (normal saline, preservative- free) as its…

Q: Deterioration of buildings, bridges, and other structures through the rusting of iron costs millions…

Q: The concentration of carbon monoxide in an urban apartmentis 48 mg>m3. What mass of carbon…

Q: One way the U.S. Environmental Protection Agency (EPA) tests for chloride contaminants in water is…

A: Hi, as you have posted 2 questions and have not mentioned which one you want us to solve for you.…

Q: (MC) A student who likes the taste of salt adds 1.50 moles of sodium chloride (table salt) to her…

A: Given : Moles of sodium chloride i.e NaCl = 1.50 mol.

Q: what is 2.303

A: The rate law for first order kinetics is given by-kt= ln(Po/Pt)Where, k is the rate constant t is…

Q: A chemist prepares a solution of potassium iodide (KI) by weighing out 0.5448 kg of potassium iodide…

Q: NaNO3(aq) + H20(1) → NO(g) + O2(g) + NAOH(aq)

A: Here the elctrosysis of NaNO3 is done by passing 90A current for 77.2 minutes. We have to determine…

Q: What minimum amount of KO2 is required for the apparatus to produce enough oxygen to allow the user…

Q: Question 11: You are a gemstone expert studying samples of various materials. Gemstone Hambergite…

A: From the given gemstones, the most massive gemstone is = Smoky Quartz (density = 2.65 g/mL) The…

Q: What is the relationship between calculating the amount of iron in a vitamin pill and physical…

A: The analysis of present iron in a supplement tablet can be done by a redox titration reaction. Iron…

Q: What would be the mass, in grams, of a sphere of titanium which is 24.68 mm in diameter? V =…

A: Given : Sphere of titanium with diameter = 24.68 mm = 2.468 cm…

Q: the percentage purity of the potassium cyanide.

Q: individual bikes to work one day a week 50/52 work weeks (5 days) a year. they save 12.5

Q: In preparing a zinc oxide ointment, 28.35 g of zinc oxide was used rather than the correct…

Q: Calculate the cost of one pound of nitrogen from a f

A: The objective of the question is to determine the cost of one pound of nitrogen from a fertilizer…

Q: 1. CH 3 μg Br 2. H+

A: The given reactant is an epoxide. When an epoxide reacts with a Grignard reagent, an alcohol would…

Q: Is this an Endothermic Sn1 diagram?

Q: Give an example of a mixture in which solute is solid and solvent is liquid.

A: NaCl (ionic solid) Water (liquid) Salt water

Q: Write the different methods of Equivalence Calculations?

A: There are various methods of finding equivalence point. Few of them are as follows: 1) Color change…

Q: 125 pm Express your answer to three significant figures.

A: For a correct significant number, put a decimal after one digit from the left side.

Q: Chemistry 1) CH3 CH3 FHO- Br 2) CH3

Q: A chardonnay wine is 13.5 percent by mass alcohol. If we consume 24 fluid oz of wine, and the…

A: Percent by mass alcohol = 13.5 % Volume of wine = 24 oz 1 oz = 29.57 mL 24 oz = 709.76 mL or 0.70976…

Q: To aid in the prevention of tooth decay, it is recommended that drinking water contain 0900 ppm…

A: Given 0.900 ppm = 0.900 g/106 cm3 water dimensions of cylindrical water reservoir diameter = 5.29 x…

Q: A piece of platnium metal ore obtained was determined to have a mass of 1.6124 grams. The density of…

Q: 1 Solutions of cyanide salts are still widely used in the extraction of gold metal from its ores. It…

A: Two numerical problems based on extraction of ore, which are to be accomplished.

Question

When 5.89 g of a solid mixture composed of NH4CI and CaCl2 was dissolved in 100.0 mL of water, the temperature of the water rose
by 4.06°C. How many grams of each substance was in the mixture?
Include the mass of salts in calculation of heat generated.
g NH4CI = i
g Cačl2 = i
bộ
bộ

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

Mixtures are created by physical means (mixing a substance with another; no chemical bonding); if so, can they be separated only by physical means?
d. e. OCH3
1. O3 2. Zn, H30*
7. To make a ham sandwich, you choose to use 2 pieces of bread (B), 4 slices of ham (H), and1 slice of cheese (C). If you have 14 pieces of bread, 24 slices of ham, and 7 slices of cheese, how many sandwiches can you make? (Fill in the entire BCA table) sandwiches 2B +4 H + 1C 1 B2H4C
What are advantages and limitations of different types of modelling? (modelling with experiments, computer simulations, modelling kits and quantitative modelling)
An analyst conducted suction filtration for a certain 3.0 gram of solid. After filtration, the weight of the collected powder was 2.8 grams. Calculate the recovery efficiency of the sample.
Q1. The net potential energy between two adjacent ions, EN, is represented by A В E N pn where EN is the net energy in Joule (J), A and B are constants with values of 1.436 J.nm and 7.32 × 106 J.nm, r is the interatomic distance between the two ions in nanometer (nm), and n is a positive number with a value of 8.
Which of these is a property of metals? O It's very brittle O It's malleable O They are used in food O It can't conduct electricity
4- Give any branch of chemistry that is widely studied? Chemistry is the study of matter - anything that has mass and volume. This central science looks into the physical and chemical properties of matter and how these properties are connected to the structure of matter in an atomic or molecular level. The changes involved in matter are also looked at be it physical change or chemical change.
Which piece of equipment would you use to measure 7.10 mL of CuSO4 (aq)?
Scientists can learn a great deal about a community's drug use (both legal and illegal) by analyzing the contaminants in wastewater. In a recent study in New York State, chemists measured the concentration of cotinine, a derivative of nicotine that i produced in the liver and excreted in the urine of tobacco users. The chemists found the average cotinine concentrations in the wastewater stream was 1.43 µg/L. a Ι Ι H- b HH H H-C C-N: C=0: TH HH Jonutis/Shutterstock Revell, Introductory Chemistry, 2e, © 2021 W. H. Freeman and Company Cotinine is slightly soluble in water. Using the structure of cotinine, identify any polar covalent bonds that are present in this substance. C-O C-C C-H C-N
The world population is estimated to be 7.4 x 109. Nauru is the smallest island nation and comprises 1.5 x 10-4% of the world population. If the percentage of left-handed people is approximately 12%, estimate the number of left-handers on the island of Nauru.