Methanol (CH40) is converted to bromomethane (CH3Br) as follows: CH4O+HBr=CH3Br+H2O If 12.23 g of bromomethane are produced when 5.00 g of methanol is reacted with excess HBr, what is the percentage yield

Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?

Which of the following best describes the formation of plasma?

12. calculate the hydroxide ion concentration of a solution with ph = 3.25. show all calculations leading to an answer