1) 2Fe,0, + 3C - 4Fe + 3C02 How many grams of carbon dioxide (CO) are produced from 85.0 grams of carbon (C)?​

Describe the difference between a. a hypothesis and a theory and b. an observation and an experiment.

Ants live on acacia trees in south america. the ants feed on sugars secreted by the trees. the trees provide room for the ants to live. the ants sting any other insect or animal that comes to eat the trees. what type of relationship is this?

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?