Which statement describe molecules?

Explain how rock moving through the rock cycle in Earth's crust is neither lost nor gained

What part of the atom contains practically all its mass

If 3.0 moles of A and 4.0 moles of B react according to the hypothetical reaction below, how many moles of the excess reactant will be left over at the end of the reaction? A + 2B → AB2

Which class of organic compound is most likely to be used in anesthetics? ether ester alkyl halide carboxylic acid

What does it mean to say that the electric current from a wall socket is "120 V AC"?

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda