What is the molar mass of sodium hydroxide?

Which statement best explains how isotopes can have different masses and still be the same element?

Electrons that move from one object to another and then remain at rest produce

When we touch a Van de Graaff generator, our hair may stand up if it is dry. This happens only if the strands of our hair A) acquire atoms. B) repel each other. C) attract each other. D) gain negative charge.

What two factors does elastic potential energy depend upon

From where in the solar system did scientists conduct their spectral anaylses in 1948? How do you know?

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