The prefix mono shouldn't be added to first element in a chemical formula.

True or false?

Explain what will happen if decomposers were apsent from a forest ecoysystem.

Which are causes of mechanical weathering? (check all that apply) a. acid rain b. plant growth c. animal actions d. carbon dioxide e. pressure release i chose b & e and got the question wrong.

1700 j of energy is lost from 0.14 kg object , the temperature decreases from 50°c to 45°c what is the specific heat of this object, amd what is the material ?