Navigation » List of Schools » West Los Angeles College » Chemistry » Chem 051 – Fundamentals of Chemistry » Winter 2021 » Homework GOB Week 4
Below are the questions for the exam with the choices of answers:
Question #1
A TRUE
B FALSE
Question #6
A FALSE
B TRUE
Question #7
A an acid is a proton acceptor.
B a base produces H+ ions in aqueous solutions.
C an acid acts as the solvent.
D a base is a proton acceptor.
E a base is a proton donor.
Question #8
A 0.500 M.
B 0.115 M.
C 0.390 M.
D 0.212 M.
E 0.137 M.
Question #9
A HNO3 + KOH → H2O + KNO3
B H2O + SO3 → H2SO4
C KCl + NaNO3 → KNO3 + NaCl
D 2NO2 → 2NO + O2
Question #10
A H2O.
B Al(NO3)3.
C AlNO3.
D NO3OH.
Question #11
A H3PO4 + Ca(OH)2 → CaHPO4 + 2H2O
B 3H3PO4 + Ca(OH)2 → Ca3(PO4)2 + 5H2O
C H3PO4 + Ca(OH)2 → Ca3(PO4)2 + H2O
D 2H3PO4 + 3Ca(OH)2 → Ca3(PO4)2 + 6H2O
E 4H3PO4 + 6Ca(OH)2 → 2Ca3(PO4)2 + 12H2O
Question #12
A two acids react to form water.
B a base and a salt react to form water and an acid.
C water and a salt react to form an acid and a base.
D an acid and a salt react to form water and a base.
E an acid and a base react to form a salt and water.
Question #13
A reduction
B ionization
C oxidation
D neutralization
E dissociation
Question #14
A it is completely ionized in aqueous solution.
B it dissociates only slightly in water.
C it is a dilute solution.
D it is only slightly soluble in water.
E is a poor acceptor of protons.
Question #15
A 7.0
B 5.0
C -2.3
D 11.7
E 2.3
Question #16
A hydrogen bromide.
B hydrobromic acid.
C hypobromous acid.
D bromous acid.
E bromic acid.
Question #18
A 8.7 x 10-1 M.
B 2 x 10-9 M.
C 5 x 10-6 M.
D 5.3 M.
E 8.7 M.
Question #19
A 10 M.
B 1 x 10-2 M.
C -10 M.
D 1 x 102 M.
E 1 x 10-12 M.
Question #20
A -10.0
B 10.0
C 1.0 x 10-10
D -4.0
E 4.0
Question #21
A 1 x 10-8 M
B 1 x 10-6 M
C 1 x 10-12 M
D 1 x 10-10 M
E 1 x 10-2 M
Question #22
A 1 x 102 M
B 1 x 10-7 M
C 1 x 10-2 M
D 1 x 10-12 M
E 1 x 10-8 M
Question #23
A 1.0 X 10-1
B 1.0 X 10-7
C 1.0 X 10-14
D 1.0 X 1014
E 1.0
Question #24
A nonconductor.
B strong electrolyte.
C semiconductor.
D weak electrolyte.
E nonelectrolyte.
Question #26
A 0.75 L
B 0.083 L
C 0.075 L
D 750 L
E 0.25 L
Question #27
A 1.50 M
B 4.00 M
C 1.00 M
D 0.500 M
E 2.00 M
Question #28
A grams of solute/L of solution.
B grams of solute/100 mL of solution.
C moles of solute/ L of solvent.
D moles of solute/100 mL of solution.
E moles of solute/L of solution.
Question #29
A is never a solid.
B is a liquid.
C can be a solid, liquid, or gas.
D is the substance present in the smallest concentration.
E can be a liquid or gas.
Question #30
A grams of solute in 1 kg of solvent.
B grams of solute in 100 g of solution.
C grams of solvent in 100 g of solution.
D grams of solute in 1 kg of solution.
E grams of solute in 100 g of solvent.
