How many moles are present in 60 grams of hydrochloric acid, HClHClH? a. 1.65 moles
b. 36.45 moles
c. 60 moles
Selected:d. 1.40 moles

9. write the chemical equation for the following word equations. include symbols for physical states in the equation. a. solid zinc sulfide + oxygen gas -> solid zinc oxide + sulfur dioxide gas b. aqueous hydrochloric acid + aqueous barium hydroxide -> aqueous barium chloride + water

All cells are made of four types of acids, lipids, proteins, and carbohydrates.

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.