Chemistry, 22.11.2019 23:31 maggie123456751

Which of the following substances is most likely to have a ph close to 7?
select one:
a. antacid
b. baking soda
c. lemon
d. vinegar

Answers: 1

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 18:30, losalobos46

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false

Answers: 1

continue

Chemistry, 23.06.2019 04:31, woodfordmaliky

One student said that the investigation was not valid (a fair test). write a plan for the investigation that includes improvements to the method and apparatus

Answers: 1

continue

Chemistry, 23.06.2019 11:40, heyheyheyhey3

Which of the following is true for a reliable scientific source? it cites logic. it cites opinions. it cites valid data. it cites common sense.

Answers: 2

continue

Chemistry, 23.06.2019 13:30, jcastronakaya

The zinc within a copper-plated penny dissolves in hydrochloric acid if the copper coating is filed down in several spots (so that the hydrochloric acid can reach the zinc). the reaction between the acid and the zinc 2h+(aq)+zn(s)→h2(g)+zn2+(aq) . when the zinc in a certain penny dissolves, the total volume of gas collected over water at 25 °c is 0.947 l at a total pressure of 743 mmhg . (vapor pressure of water is 23.78 mmhg at 25 °c .) what mass of hydrogen gas is collected? answer in appropriate significant figures

Answers: 3

continue

You know the right answer?

Which of the following substances is most likely to have a ph close to 7?
select one:
...