Question 4: How many moles is 3.52 x 10^24 molecular water?

Q: A sample of an unknown hydrated compound weighed 16.450 grams. After heating, it had a mass of…

A: We have to calculate the percentage of water by mass in the unknown hydrated compound that weighed…

Q: When performing the gram stain, the the dye safranin is suspended in a 95% ethanol solution. If only…

A: The Answer to the following question is-

Q: Measurement and Matter Adding or subtracting and multiplying or dividing measurements 0/3 Bishop ▼ A…

A: During addition and subtraction, we count number of decimal places present.Our final answer should…

Q: What is the maximum mass of pure silver that could be extracted from 2.5kg of argentite, a silver…

A: Answer: We have convert the mass of Ag2S into moles of Ag2S to find out the maximum mass of Silver…

Q: Please don't provide handwritten solution ....

A: In the given question we have to calculate the volume of Carbon tetrachloride produced.  The given…

Q: sample of lead has a mass of 0.490. Calculate the number of moles. Your answer should be rounded to…

A: Given mass=0.49g Molar mass =207 Mole= mass/molar mass Mole=0.49/207 Mole= 0.0023

Q: The weight of a metal sphere was measured to be 5.99 g. Unfortunately, the caliper that was supposed…

A:

Q: Calculate the number of oxygen atoms in a 110.0 g sample of glucose (C,H1,0). Be sure your answer…

A:

Q: property M experiment A sample of X is carefully weighed and put inside a sealed calorimeter. Pure…

A:

Q: how do you convert 50 microliters to dekaliters using dimensional analysis

A:

Q: Methane gas and oxygen gas react to form water vapor and carbon dioxide gas. What volume of carbon…

A: Answer: volume of carbon dioxide gas produced is 2.20 L.     given,             Volume of Methane…

Q: a) Which of the following is the lowest temperature? a) 42 C b) 318 K c) 57 F d) all these…

A: The solution requires unit and dimensional analysis .

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

A: In the given question we have to do the following conversion from mole/kg to mole/g .

Q: How many grams of zinc are in 2.055 mol of zinc?

A:

Q: Pure methanol, CH3OH(l), combusts very quickly. 2 CH3OH(l) + 3 O2(g) → 2 CO2(g) + 4 H2O(g) If 46.5…

A: Given 2 CH3OH(l) + 3 O2(g) → 2 CO2(g) + 4 H2O(g) 46.5 mol of  methanol and find the mass of water

Q: In a certain chemical reaction Compound A combines with Compound B to produce Compound C (and no…

A: Given:- a certain chemical reaction where:- A + B → C For A, Initial amount = 5.5g Final amount = 0g…

Q: What is the percent by mass KBr of a solution that contains 54.5 grams of KBr and 100.8 grams of…

A: The concentration of the solution is defined as the amount of solute present in the solution. In a…

Q: Calculate the number of moles of carbon dioxide that are present in 192.9 g of carbon dioxide. Enter…

A:

Q: Calculate the number of carbon atoms in a 80.0 g sample of glucose (C,H1,06). Be sure your answer…

A: Molecular formula =C 6H12 O6 Molar mass =6×12+12×1+16×6= 180gmol-1

Q: A major component of gasoline is octane (C3H18). When liquid octane is burned in air it reacts with…

A:

Q: how many joules are there in 71.8 kcal (1 cal 4.184 j) remember to use the significant figure rule…

A: Approach to solving the question: Detailed explanation:Examples: Key references:

Q: An empty beaker is placed on a balance, and its mass is recorded at 42.513 g. The beaker is removed…

A: In this question, we want to determine the mass of the sodium chloride solution ( NaCl )  You can…

Q: A compound contains iron and bromine. A sample of the compound contains 6.371 g of iron and 10.991 g…

A:

Q: the moles

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Q: Calculate the number of oxygen atoms in a 130.0 g sample of glucose (C,H120). Be sure your answer…

A:

Q: 0.45 mol ethanol V= ? L Express your answer using two significant figures.

A:

Q: A student sets up the following equation to solve a problem in solution stoichiometry. (The ? stands…

A: Cancel out the units to get the required answer

Q: Please report your answer in mL  to 3 decimal places. No units please.

A: The molarity is used to define concentration which is determine as the number of moles of solute…

Q: How much sodium phosphate in grams should be added to the solution to completely precipitate all of…

A: To solve this problem we have write the balanced chemical equation involved in that process.  The…

Q: A chemist must prepare 500. mL of 95.0 mM aqueous potassium permanganate (KMNO,) working solution.…

A: To approach this problem, the concept that we use is the concept of using equal milimoles of the…

Q: A student sets up the following equation to solve a problem in solution stoichiometry. (The ? stands…

A: We are going to determine the final unit.of this expression.

Q: Question 7: Calculate the mass in grams of each of the following:   A. 8.0 mol lead oxide (PbO)…

A: The amount of substance is usually defined in terms of mole. The mole is the SI unit of the quantity…

Q: Question 1: How many atoms of Zinc are in 0.60 mol of zinc?

A: The amount of substance is usually defined in terms of mole. The mole is the SI unit of the quantity…

Q: Can liquid nitrogen gas and liquid oxygen gas be mixed with each other?

A: In this question, we will discuss about both liquid gases are mixed to each other or not.  I will…

Q: How many mL of 0.556 molar magnesium chloride must a scientist pour into a beaker to have 17.6 g of…

A:

Q: Please

A: Molar mass of compound can be calculated by multiplying index to the atomic mass of element and add…

Q: Can you please solve #9,10,11  show all of your steps and explain how you do it, the second picture…

A: Your calculation for #10 (theoretical percent of silver in silver chloride) is correct.  Your…

Q: How many moles of water were lost if the amount of water lost was 0.378 grams?  Do not include units…

A: The moles of water that were lost if the amount of water lost was 0.378 grams are to be calculated.

Q: B. Answer the following questions. Show calculations where applicable. Observe the use of…

A: Recall the following expression of Molarity       Molarity=wM×VHere, mass of solute(w) is expressed…

Q: How many milliliters are in 7.55 x 10-3 decaliters?

A:

Q: Keeping track of units during conversions can get confusing. Therefore, a good strategy is to use…

A: We will use conversion factor to convert each term in question.

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.