Question 1 (1 point)
Which of the following is not a way to describe the concentration of a solution?
Question 1 options:
solubility
molarity
mass percent
Question 2 (2 points)
If 18g of salt was dissolved in a 100g solution, what is the percent concentration?
Question 2 options:
18%
0.18%
82%
Question 3 (2 points)
45g of sugar was dissolved in 30g of water. What is the percent sugar in the solution? HINT: Percent means the amount of how much you have out of the total.
Question 3 options:
60%
40%
75%
Answers: 2
Chemistry, 22.06.2019 11:00
Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.
Answers: 1
Chemistry, 22.06.2019 15:00
‘which reaction would most likely require the use of an inert electrode?
Answers: 1
Chemistry, 22.06.2019 16:00
Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.
Answers: 3
Question 1 (1 point)
Which of the following is not a way to describe the concentration of a so...
Which of the following is not a way to describe the concentration of a so...
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Mathematics, 09.06.2020 18:57