7) how many grams of hcl will be produced with 16.2 grams of h2 and excess cl2? h2 + cl2 -> 2hcl 8) how many liters are there in 46 g of cl2 gas?me

Use the atomic weights of H and Cl to calculate the answer to question 7. For H, it is 1. For Cl it is 35.45.

h

plants need sunlight, water, and carbon dioxide to make food. plants use the raw materials of water, nutrients they absorb from soil, and carbon dioxide to make sugars the plant can use. energy from the sun and chlorophyll are also needed.