1point You got a new lego set on your birthday and you build an air plane. The change in the entropy (AS) of this system (lego pleces) during this process is zero not enough information is given does not change negative O positive Previous Nex

Q: Convert 9.8 grams of NH3 to moles

A:

Q: Sample Weight (g) (density 3% H2O2 soln = 1.00 g/mL)

A: Density = Mass / Volume

Q: Mechanism of conversion of botanic acid to A) ۱_butanol B) 1_Burumobutan C) 1_Buten

A: We have to convert butanoic acid into 1-butanol 1-bromobutane 1-butene.

Q: What are the alternative natural materials can be used in cleaning the following: A. food stain on c...

A: We have to tell natural materials can be used in cleaning for  the following: A. food stain on cloth...

Q: In the UV assay of paracetamol you are required to weigh tablet powder "...containing 0.150 g of Par...

A:

Q: garlic, onion, salt, and vinegar as Cleaning Products questions: Are the following ingredients (ga...

A: Household cleaning materials are substances used to clean household soft materials without using any...

Q: How many moles are present in 258.6 grams of magnesium oxalate, MGC204?

A: Given: The mass of magnesium oxalate =258.6 g   Molar mass of magnesium oxalate = 112.32 g/mole   No...

Q: conversion factor is a fraction with one unit on top and a different unit on the bottom. True or Fa...

A: Density of a substance can be defined as the mass of a substance per unit volume of that substance.

Q: Bromine monochloride is synthesized using the reaction Br, (g) + Cl, (g) = 2 BrCI(g) K, = 1.1 × 10-4...

A:

Q: Acetylene, C2H2, is a gas commonly used in welding. It is formed in the reaction of calcium carbide,...

A: Acetylene, C₂H₂, is a gas commonly used in welding. It is formed in the reaction of calcium carbide,...

Q: What is the nickel ion concentration in a solution prepared by mixing 381 mL of 0.395 M nickel nitra...

A:

Q: What is the name of the compound with the formula AII3? Name: What is the name of the compound wit...

A: A compound can be defined as the substance composed of many molecules that are composed of atoms fro...

Q: 12.58 grams potassium hydroxide dissolved in 100 mL ethanol. Give the molarity and molality.

A: Molarity of a solution can be defined as the number of moles of solute dissolved per litre of soluti...

Q: A good definition of chemistry is:     the science that seeks to understand what living organisms d...

A: GIVEN:- A good definition of chemistry is:   • the science that seeks to understand what living ...

Q: 1. What is the chemical reaction involved i the synthesis of methyl salicylate? 2. Give also the re...

A:

Q: Name and describe the five (5) primary standards used for NaOH.

A: A standard solution is a solution of accurately known concentration. It can be prepared by dissolvin...

Q: Bromine monochloride is synthesized using the reaction Br, (g) + Cl, (g) = 2 BrCl(g) K, = 1.1 × 10-4...

A:

Q: Alcoholic beverages are solutions. Typically, a beer contains about 4.50% (v/v) of ethanol fermented...

A: On dilution concentration of solution changes but no of moles remain same. So, M1V1 = M2V2 M1: Initi...

Q: If a pure material decomposes when heated into simpler substances, this proves that the material was...

A:

Q: Bromine monochloride is synthesized using the reaction Br, (g) + Cl, (g) =2 BrCl(g) K, = 1.1 x 10-4 ...

A:

Q: Which of the following 1.00 mole of fossil fuel when burned (combustion in open atmospheres) will ha...

A: Work done by any system or on the system can be calculated by the formula , w = -P∆V 

Q: A buffer solution is prepared by adding 12.71 g of sodium acetate (NaC2H3O2) and 15.98 g of acetic a...

A:

Q: - 22 A copper atom has a mass of 1.06 × 10 g and a penny has a mass of 2.5 g. Use this information t...

A: Number of atoms in 1 mole of copper = 6.022 × 1023 atoms  Mass of one atom of copper = 1.06 x 10-22 ...

Q: A mixture of krypton and argon gas is expanded from a volume of 14.0 L to a volume of 32.0 L, while ...

A:

Q: Imagine an alternate universe where the quantum numbers for the hydrogen-like atom follow different ...

A: The Pauli Exclusion Principle expresses that, in a particle or atom, no two electrons can have a sim...

Q: A mixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into gas...

A: If a system gains energy it is called endothermic and if it releases energy, it is exothermic.

Q: 1. What is the color result for red and blue litmus paper when exposed to the fume of heated albumin...

A: Since you have asked multiple question, we will solve the first question for you.If you want any spe...

Q: A mystery white powder is made up of 27% C, 9% H, and 64% F.  What is its empirical formula?

A: Given measurements, %C = 27 %, molar mass of C =12 g mol-1 %H=9% , molar mass=1.008 g mol-1 %F=64 % ...

Q: P = 3.61atm T = 51.59°C n = 8.43 mol Find V and show your solutions

A:

Q: Consider the reaction 2 N20 (g) – 2N2 (g) + 02 (g) . Calculate the work in kJ units at T= 320.0 K (i...

A: Work done during a chemical reaction = - ∆ng * RT ng = No of moles of gas = (Moles of gaseous produc...

Q: The number of protons in an atom's nucleus defines the element.  True  False

A:                                   Answer The number of protons in the nucleus of an atom is its atom...

Q: C(9) + 2 H,0(@) — со,(g) + 2H, (8) Кр 3 3.95 H, (g) + CO, (g) = H,O(g)+CO(g) %3D

A: multiple equation 2 by 2 and add to equation 1 to obtain: C(s) +2H2O+ 2H2+ 2CO2 ------- >CO2 + 2H...

Q: 4. Calculate the expected masses of the products that can be produced if 60 g of each reactant is us...

A:

Q: A chemist prepares a solution of caiclum bromide (Calles) by measuring out 430. g of calcium bromide...

A:

Q: H* + H20 HO OH +

A:

Q: Consider the decomposition of nitrosyl bromide into nitrogen monoxide and bromide gas, which has an ...

A:

Q: Explain stereisomerism exist in atarax

A: Given:- Explain stereoisomerism exist in Atarax compound. we know, Stereoisomersim includes Optical ...

Q: crease or decrease 5. What is the reaction order of the reactant Ha in the equation Hz+ la - 2HI? a....

A: The order of reaction can be defined as the sum of the powers of the concentration terms of the reac...

Q: Three-dimensional hexagonal boron nitride is made up of sheets of the two- dimensional material desc...

A: B2H6 + NH3 (excess) → (BN)x boron nitride

Q: Directions: For each of the following reactions, indicate whether you would expect the entropy of th...

A: Please find your solution below : Entropy is a measure of dispersal of energy in a system. It is def...

Q: Solid aluminum (Al)and chlorine (C1,) gas react to form solid aluminum chloride (AIC1,). Suppose you...

A:

Q: Calculate the pOH of a solution that results from mixing 41.4 mL of 0.11 M HBrO(aq) with 33.1 mL of ...

A:

Q: Your answer is correct. Given reaction A+ 2B→ 3C+ 4 D with following standard enthalpies of formatio...

A: Given, A + 2B ➝ 3C + 4D Species      standard enthalpy of formation A                             10...

Q: Liquid hexane (CH, (CH,(CH,),CH;) • reacts with gaseous oxygen gas (o, to produce gaseous carbon dio...

A:

Q: DATA AND RESULTS A. Weight = 2.83 g B. Weight of water = 10 g C. Boiling point of distilled water = ...

A: Solve the given question using ∆Tb formula which contains m, i, and Kb in it.

Q: Aqueous hydrochloric acid (HCI) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium ...

A:

Q: (CH,(CH),CH;) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide (CO,) and gaseou...

A:

Q: A small crystal of potassium permanganate (orange) and methylene blue (blue crystal) are placed on t...

A: The Methylene Blue  is more complex, heavy. 

Q: Convert 400 grams of aluminum sulfate, Al2(SO4)3 to moles.

A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as...

Q: a. Compute the final concentration (%w/v) of b. How much of the drink (in mL) must a person ethanol ...

A: (a)                Percentage of ethanol in beer = 6.00 % (v/v)                      Percentage of e...