PLEASE HELP! 1) What type of reaction is this?
CaCO3 > CaO + CO2
2) Balance the equation (Hint, you need to balance the left side with the right side)

This graph gives information on changes in sea ice extent in the arctic ocean over a 30-year span. the overall trend shows in the ice extent. to address the trend, scientists need to ask themselves, one direct consequence of the trend is that

Is laundry detergent an acid or a base?

Astudent is asked to identify and element that is pale yellow brittle solid and does not conduct electricity. at which location in this periodic table would the element most likely be found?