What does CaCO3 represent?

A chemical reaction.

A chemical subscript.

A chemical formula.

A chemical symbol.

Ocean waves are examples of:

Which of the following units is not an official SI unit? mole liter kilogram ampere

A hydrate of CoCl2 with a mass of 6.00g is heated strongly. After cooling, the mass of the anhydrate is 3.27g. a) How many grams of H2O were lost from the hydrate?

З BaCl2 how many atoms

Why does foliation occur? (Metamorphic rock)

Given that the molar mass of NaCl is 58.44 g/mol, what is the molarity of a solution that contains 87.75 g of NaCl in 500. mL of solution? moles of solute Use molarity - liters of solution

What are 3 ways to seperate metal particles and salt

Sarah heated some orange coloured crystals in a test tube. The crystals turned green and fizzed. After the fizzing stopped, the test tube was allowed to cool. A green powder was left in the tube.

In which orbital does an electron in a bromine atom experience the greatest effective nuclear charge?

Kool-Aid is made up of sugar (C6H12O6), food coloring, and water. It is an example of a (n) element heterogeneous mixture homogeneous mixture compound