Help plz
1. If the pH of a solution is 6.23 then what is the [H+]
a.1698243
b.5.8...
Chemistry, 05.05.2020 05:14 coreyslotte
Help plz
1. If the pH of a solution is 6.23 then what is the [H+]
a.1698243
b.5.888 x 10-7
c.0.7944
d.1 x 10-6.23
2.Consider the mystery acid X2Y . If this acid is known to contain only two different elements, which of the following below could be the identity of the mystery acid
a. H2N
b. H2Br
c. O2Cl
d. H2S
3.Consider the mystery base with the generic formula XY3 . Remembering that this is a base and not an acid, which of the following below could be the formula of the mystery base
a. HClO3
b. AlF3
c. Al(OH)3
d. FeOH
4.Calculate the pH of a solution that has a hydronium ion concentration of 4.67 x 10-12.
a.1
b.-11.33
c.12
d.11.33
5.Is the solution above in question #4 an acid or a base?
a. acid
b. neither , it is neutral
c. base
d. cannot be determined
Answers: 1
Another question on Chemistry
Chemistry, 21.06.2019 17:10
Nitric oxide (no) can be formed from nitrogen, hydrogen and oxygen in two steps. in the first step, nitrogen and hydrogen react to form ammonia: n2(g) + 2 h_2(g) rightarrow 2 nh_3 (g) delta h = -92. kj in the second step, ammonia and oxygen react to form nitric oxide and water: 4 nh_3(g) + 5 o_2(g) rightarrow 4no(g) + 6 h_2o(g) delta h = -905. kj calculate the net change in enthalpy for the formation of one mole of nitric oxide from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .
Answers: 1
Chemistry, 21.06.2019 23:00
What is the volume of the fluid in the graduated cylinder with accuracy and measured to the correct degree of precision? 41.2 ml 42.0 ml 41.23 ml 41.89 ml
Answers: 1
Chemistry, 21.06.2019 23:50
2points why do scientists need governmental funding? o a. government politicians ask all the important scientific questions. o b. scientists have to pay taxes to the government on the money they make. o c. the cost of doing scientific research can be very high. o d. the government is controlled by scientists. submit
Answers: 3
Chemistry, 22.06.2019 05:20
Identify and describe the three ways that mutations affect organisms.
Answers: 1
You know the right answer?
Questions
Health, 04.11.2020 18:20
English, 04.11.2020 18:20
History, 04.11.2020 18:20
Biology, 04.11.2020 18:20
Spanish, 04.11.2020 18:20
English, 04.11.2020 18:20
Chemistry, 04.11.2020 18:20
