A kilogram weighs (at the earth's surface, e. g., the grocery store) approximately: a. 5.5 pounds
b. 1.5 pound
c. 10 pounds
d. 2.2 pounds

Problem page gaseous ethane reacts with gaseous oxygen gas to produce gaseous carbon dioxide and gaseous water . if of water is produced from the reaction of of ethane and of oxygen gas, calculate the percent yield of water. be sure your answer has the correct number of significant digits in it.

If you have 5.25 grams of methane (ch4), how many grams of co2 will you produce ?

Miner's coal distributors does not mine coal itself, nor does it even store or handle the coal. instead, miner's solicits orders for low sulfur coal from other firms, then purchases the required amount from suppliers and directs them to ship the coal to its customers. what is miner's