If you needed 0.5 moles of of HC2H3O2 how many liters of HC2H3O2 would you use? PLEASE HELP AND SHOW ALL THE STEPS ON HOW TO GET IT.

What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0

Which statement is true about a catalyst? a: a catalyst decreases the rate of the reaction. b. a catalyst is consumed during a chemical reaction. c. a catalyst lowers the activation energy of a reaction. d. a catalyst increases the reactant concentration during a reaction.

(04.05 hc) analyze the given diagram of the carbon cycle below. part 1: which compound does c represent? part 2: name a process that could release this compound into the air. part 3: explain how the elements that form it are conserved during the carbon cycle. use complete sentences to explain your answer. justify how this compound was created from a recycling of carbon in the carbon cycle. use complete sentences to explain your answer.