quantitative chemistry

Question 1

Polyatomic ions

• cyanide ion
• carbonate
• hypochlorite
• chlorate
• chromate
• dichromate
• permanganate
• nitrite
• nitrate
• phosphate
• sulphite
• sulphate
• hydroxide
• ethanoate
• ammonium
• hydronium

Answer 1

• CN^-
• CO3^2-
• ClO^-
• ClO3^-
• CrO4^2-
• Cr2O7^2-
• MnO4^-
• NO2^-
• NO3^-
• PO4^3-
• SO3^2-
• SO4^2-
• OH^-
• CH3COO^-
• NH4^+
• H3O^+

Question 2

molar mass

Answer 2

• the mass in grams of one mole of that substance

Question 3

solution (homogenous mixture)

Answer 3

• a homogenous mixture of solute and solvent

Question 4

solute

Answer 4

• the substance that is dissolved in the solution

Question 5

solvent

Answer 5

• the substance in which another substance is dissolved, forming a solution

Question 6

concentration

Answer 6

• the amount of solute per unit volume of solution

Question 7

yield

Answer 7

• a measure of extent of a reaction, generally measured by comparing the amount of product against the amount of product that is possible