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the product of a chemical reaction is phosphoric acid (h3po4). which elements must be in the reactants and how many atoms of each

jamal found an unusual rock in his school yard. give two examples of measurement he could take that might help him identify the type of rock

a graduated cylinder is filled with water to a level of 40.0 mL. when a piece of copper is lowered into the cylinder, the water rises to 63.4 mL. find the volume of the copper sample.

nooo

could you explain that a little more, please

thank you

can you answer another question for me please.

According to my calculations, I believe that it is asking for both.

AHHH DON'T WORRY BOUT IT

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