Copper carbonate produces two substances, copper oxide and carbon dioxide,
when heated. write a word equation to represent this change

Which of the following ocean acidification? are the most likely side effects of a ph less than 7.0 in the ocean b. more metal salts altering the ocean chemistry c. dissolution of the shells of marine organisms d. both a & b e. all of the above.

How many moles are in 7.2 x 10^23 carbon molecules? (*round to the nearest hundredth and include the unit "mol c" after your number) question 6 options:

Joan writes four numbers on the board in standard form, and then she writes their scientific notation