Solutions High School

The substance being dissolved is called the ________

• solvent

• solid

• solute

• solvate

A non-electrolyte is composed of __________in solution

• molecules

• molecules and ions

• ions

• none of the above

What does "like dissolves like" mean?

• polar solvents dissolve in polar solutes

• polar solutes dissolve in polar solvents

• non-polar solvents dissolve in polar solutes

• non-polar solutes dissolve in polar solvents

Gases are more soluble at ______temps and _____pressures

• high, low

• low , high

• high, high

• low, low

Solubility is defined as the amount of ___________ that will dissolve in a ____________ at a specific temperature and pressure.

• solvent, solute

• solute, solvent

• gas, solid

• solution, solution

What will be the mole ratio of BaCl₂ when dissolved in solution?

• 1 Ba for every 2 Cl

• 2 Cl for every 1 Ba

• 1 Ba for every 1 Cl

• 2 Cl for every 1 Ba

Tags

NGSS.HS-PS1-7

Solids are more soluble at ______temps and _____pressures

• high, low

• low , high

• low, low

• high, unaffected by

Ions that fully dissociate are called _________ electrolytes and _________ conduct electricity.

• weak, will

• weak, will not

• strong, will not

• strong, will

A positively charged Sodium ion will be most attracted to what part of a water molecule?

• positively charged oxygen

• positively charged hydrogen

• negatively charged oxygen

• negatively charged hydrogen

Tags

NGSS.HS-PS2-6