List other types of errors that occur during replication of
DNA.7. Explain why the formation of mismatched base pairs during
replication can cause a mutation.
2.65 g of Ba(OH)2 is dissolved in 70.0 mL of water to
produce a saturated solution at 200C. Calculate the
solubility in units of g/100 mL; g/L ; and M.
A solution is made by mixing 13.0 g of Sr(OH)2 and 50.0 mL of
0.150 M HNO3.
A.Write a balanced equation for the reaction that occurs between
the solutes.
B.Calculate the concentration of OH− ion remaining in
solution.
C.Calculate the concentration of Sr2+ ion remaining in
solution.
D.Calculate the concentration of NO−3 ion remaining in
solution.
E.Is the resultant solution acidic or basic?
A solution is made by mixing 15.5 g of Sr(OH)2 and 40.0 mL of
0.230 M HNO3.
Part A: Write a balanced equation
for the reaction that occurs between the solutes.
Part B: Calculate the
concentration of OH− ion remaining in solution.
Part C: Calculate the concentration of Sr2+ ion remaining in
solution.
Part D: Calculate the concentration of NO−3 ion remaining in
solution.
Part E: Is the resultant solution acidic or basic?
During a titration, it took 35.8mL of 0.10 M Be(OH)2
to neutralize 65mL of HCl.
Write the balanced chemical reaction.
How many moles of beryllium hydroxide are needed to neutralize
2 moles of HCl?
What is the molarity of the HCl solution?
Consider a titration of 0.15M NaOH and 250 mL of 0.10M
HBr.
What is the pH of the HBr solution before any base is
added?
What is the pH after 50 mL NaOH is added?
What is the...