view Questions Q1 Answer the questions below after reading your laboratory manual. You may show your work on a separate sheet of paper. A. How many grams of sucrose would you dissolve in water for a total volume of 500 mL to make a 5% (weight/volume) solution? 95a B. How many grams of calcium chloride would you add to water for a total volume of 500 mL to make a 5% (weight/volume) solution? C. How many grams of calcium chloride would you add to water for a total volume of 100 mL to make a 5% (weight/volume) solution? 2 Anşwer the au

Q: Never heat the mixture until the distillation flask is dry as this may cause an explosion. O True O…

A:

Q: How many molecules are in 28.0 g of isopropyl alcohol C3H8O?

A: The formula of  isopropyl alcohol is C3H8O Hence molar mass of C3H8O is  Molar mass = Atomic mass of…

Q: Moles of Mass of A atoms Divide by molar mass A atoms A to X Divide by mole ratio Convert ratio to…

A: Empirical formula: It is the formula that is used to represent the proportions of all the elements…

Q: Complete the table below for calculating the molar mass of the ionic compound aluminum chloride.…

A:

Q: What is the molar mass and chemical formula of pure acetone?

A: The structural formula of pure acetone is shown below:

Q: 1 mole of Pure Alcohol (ROH) having three carbon atoms. What is its percent composition?

A: The given organic compound is Pure Alcohol. Number of moles of Pure Alcohol = 1 1 mole of given…

Q: Caculate the number of moles in 0.220 g of calcium carbonate.

A: Number of moles of a particular substance or compound can be calculated by dividing the given mass…

Q: Which of the following can be considered an empirical formula? Explain how you know. CH4 C2H8 C2H6…

A:

Q: A binary compound of carbon and hydrogen has the following percentage composition: 82. 66% carbon,…

A: Given a binary compound of carbon and hydrogen. Carbon % = 82.66 %Hydrogen % = 17.34 %

Q: How many carbon atoms are contained in each of the following number of moles: (a) 2.00 mol; (b) 6.00…

A: Number of carbon atoms = moles of carbon atoms x Avogadro's number   (a) Number of C atoms = 2.00 x…

Q: Find the percent composition of each element in Sodium Citrate (Na3C6H5O7)

A: Percent composition:  It is defined as the ratio of the amount of element to the total amount of the…

Q: Question:  Calculate the number of moles in: 0.50 g sodium bromide (NaBr)

A:

Q: Is formula mass different from molecular mass and molar mass? Or they can be used interchangeably in…

A: Given: Three terms are given formula mass, molecular mass and molar mass To find: whether these are…

Q: Two elements X and Y combine to form two compounds with the following compositions: Compound % Mass…

A: In a compound the particular element is present in the weight ratio .

Q: Determine the molecular formula of a compound that has a molar mass of 183.2 g/mol and an empirical…

A: Given: The molar mass of the given compound =183.2 g/mol The empirical formula of the given compound…

Q: From the previous question convert 68.97g of Na to moles of Na O 1 mol Na O 2 mol Na O 3 mol Na

A: 1 mole of sodium =23g

Q: Determine the molar mass of C2H7N.

A:

Q: Aspirin is a compound with the molecular formula C9H8O4. What is its percent composition?

A: The percentage composition of C in aspirin can be calculated as: Percent composition of C = Number…

Q: What is the empirical formula of X

A: The empirical formula of the compound can be calculated with the help of percentage composition of…