Sodium has how many electrons?

The mass of an atom consists of these two particles.

The horizontal rows on the periodic table are called

What period is Na in on the periodic table?

The group or family number at the top of each column tell you how many ________________ ________________ there are.

Lithium is a _____________ because it is to the left of the staircase line.

Chlorine is a ____________________ because it is to the right of the staircase line.

HCl - acid or base?

NaOH - acid or base?

What element must be present for a substance to be organic?

Ionic or covalent? NaCl

Ionic or covalent? N₂O

Choose all of the physical changes

Choose all of the chemical changes

What are the factors that code for a trait?

This allele is masked, or covered up, whenever the dominant allele is present.

The bunny has long brown hair. Was his Phenotype or Genotype described?

If big B is dominant for brown, and Olivia is homozygous, her genotype would be

The unit for matter or mass is -

D'quan was cold, so he turned the thermostat up. The temperature in the room rose to 21⁰C. What was happening to the particles in the air?

A block has a mass of 325g and a volume of 500 cm³. What is the block's density?

What is the unit used for force or weight?

If I go to Jupiter, my ____________ would increase.

Water is considered the universal solvent because it -