Question 4 of 10

A sample of a hydrate of copper (II) sulfate is found to contain 36.08% by mass

water. What is the formula of the hydrate?

A) CuSO, 2 H, 0

B) CuSO4-5 H2O

C) CuSO4.5H2O

D) CuSO43 H2O

A salt is formed by the ionic bonding of a cation and an anion. a. True b. False

An ionic compound is formed when A a metal bonds with another metal B a nonmetal bonds with another nonmetal C a metal bonds with a nonmetal D three nonmetals bond together

How many valance electrons do most atoms need to have a full shell?

An element's atomic mass does not include the mass of its Electrons Protons Neutrons

How many moles of chromium are present in 13.7 grams of chromium metal? Give your answer to 3 decimal

Constance is making a vegetable soup that contains carrots, beans, water, salt, pepper, bits of ham, and onions. the soup has to cook for 4 hours. while the soup is cooking, what will happen to some of the minerals that are in its ingredients?

Which of the following form solid solutions? Select all that apply. naturally occurring minerals gases present in air HCl and water sugar and water metal alloys

Alan's go-kart travels 1750 feet per minute, and Barry's go-kart travels 21 miles perhour. Who's go-kart travels faster?

What needs to happen for a solute to dissolve in a particular solvent? A) the attractions between the solute and solvent molecules must be greater than the attractions keeping the solute together and the attractions keeping the solvent together.

Which is a conversion factor for this statement of equality: 12 in. = 1 foot? 12 feet1 in. 12 feet 1 in. 1 in. 12 feet 1 in. 12 feet 1 foot12 in. 1 foot 12 in. 1 foot1 in. 1 foot 1 in.