Chemistry, 19.01.2021 19:50 bercishicicorbin

Suppose 7.17g of barium acetate is dissolved in 350mL of a 79.0mM aqueous solution of sodium chromate. Calculate the final molarity of barium cation in the solution. You can assume the volume of the solution doesn't change when the barium acetate is dissolved in it. Round your answer to 1 significant digit.

Answers: 1

Show answers

Another question on Chemistry

Chemistry, 21.06.2019 19:30

Water molecules have a strong attraction to each other because of hydrogen bonding, allowing water to move against gravity up a plant's stem through capillary action. true false

Answers: 2

Answer

Chemistry, 22.06.2019 01:40

Darla claims that the first periodic table developed by mendeleev was not completely accurate, so it is not useful at all. harmony argues that it establish the periodic table we use today, making it more credible. who is correct and why? darla is correct, because a model that has any mistakes should be thrown out. darla is correct, because a good model would not need to change. harmony is correct, because mendeleev’s model had all of the information correct in the first version. harmony is correct, because mendeleev’s model made predictions that came true.

Answers: 1

Answer

Chemistry, 22.06.2019 20:00

Phosphoric acid is a triprotic acid ( =6.9×10−3 , =6.2×10−8 , and =4.8×10−13 ). to find the ph of a buffer composed of h2po−4(aq) and hpo2−4(aq) , which p value should be used in the henderson–hasselbalch equation? p k a1 = 2.16 p k a2 = 7.21 p k a3 = 12.32 calculate the ph of a buffer solution obtained by dissolving 18.0 18.0 g of kh2po4(s) kh 2 po 4 ( s ) and 33.0 33.0 g of na2hpo4(s) na 2 hpo 4 ( s ) in water and then diluting to 1.00 l.

Answers: 3

Answer

Chemistry, 22.06.2019 21:20

If a simple machine aduces the strength of a force, what must be increased? the speed of the input force the work the simple machine performs the size of the simple machine the distance over which the force is applied

Answers: 1

Answer

You know the right answer?

Suppose 7.17g of barium acetate is dissolved in 350mL of a 79.0mM aqueous solution of sodium chromat...

Questions