Nonmetals gain electrons and become

It is best to dispense chemicals from large stock bottles into smaller containers for use at your lab station because smaller containers are easier to manage and reduce waste. True / False.

Any units will do. For example, let's use the unit of "dozens": 2 dozen of H2 particles + _ (1, 2, or 3) __ dozen of O2 particles → _ (1, 2, or 3) _ dozen water particles

Is the equation balanced? Why or why not? Na3PO4 + 3 KOH - -> 3 NaOH + K3PO4 O Yes because the law of conservation of energy is followed. There are equal amounts of energy in the reactants and products.

How is shielding effect related to atomic radius?

What are the structers that all 4 types of cells have in common

If an atom has 8 valence electrons, how many electrons does it need to gain to achieve a stable electron configuration?

About how many miles on Earth are equal to one degree of latitude?

What are the allotropes of sulphur And phosphorus?

Particles are measured in

Marcus measured the masses and volumes of samples of four different substances, and he calculated their densities. The table shows Marcus's measured and calculated values. Substance Mass (g) Volume (cm3) Density (g/cm3) aluminum 5.7 2.1 2.