Use the balanced "ham sandwich" equation from the concept,

repeated below.

2H + C +T+5P+ 2B + H2CTP, B2

How many slices of cheese are required to make as many

sandwiches from 16 slices of bread?

A8

B16

C40

D32

What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate

Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.

Salt in oceans comes from and of rocks