Calculate the density of a ball if you know its diameter is 15cm and its weight is approximately 2300 g.

Asample of gas occupies 17 ml at –112°c. what volume does the sample occupy at 70°c a. 10.6 ml b. 27 ml c. 36 ml d. 8.0 ml you

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

Which of the following are sources of revenue for media companies? a. direct sales to producers b. advertising and subscriptions c. online purchase d. capital investments