What is the molarity of a solution that contains 40. grams of CaBr2 in 1500 ml of solution?
A) 0.50 M
C) 0.13 M
B) 26.7 M
D) 0.03. M

When the water vapor cools it condenses select a number that represents his process on the

What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion

When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?