Chemistry, 07.01.2020 16:31 keelyrosewillia
Which of the following statements about the ph scale is true? a. bases, which have higher concentrations of hydronium ions than acids, are found from 14 and down to 7. b. acids, which have lower concentrations of hydronium ions than bases, are found from 14 and down to 7. c. bases, which have higher concentrations of hydronium ions than acids, are found from 0 and up to 7. d. acids, which have higher concentrations of hydronium ions than bases, are found from 0 and up to 7.
Answers: 3
Chemistry, 22.06.2019 10:00
Water's surface tension and heat storage capacity are accounted for by its a) orbitals b) weight c) hydrogen bonds d) mass e) size
Answers: 2
Chemistry, 22.06.2019 22:30
3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.
Answers: 1
Chemistry, 22.06.2019 23:00
What is the mass of naoh that would have to be added to 500 ml of a solution of 0.20 m acetic acid in order to achieve a ph of 5.0?
Answers: 1
Chemistry, 23.06.2019 11:30
Jenny places a strip of ph paper into a solution. when she removes the ph paper, it has turned yellow-green. what should jenny do next to determine the ph of her solution? a. use a different testing method because the ph paper should not change colors b. place the ph paper into a machine that reads the ph of the solution c. compare the ph paper's color with the color of ph paper from another solution d. compare the ph paper's color with a chart of colors and ph ranges
Answers: 1
Which of the following statements about the ph scale is true? a. bases, which have higher concentra...
Mathematics, 05.03.2021 19:50
Mathematics, 05.03.2021 19:50
Mathematics, 05.03.2021 19:50
Chemistry, 05.03.2021 19:50
Mathematics, 05.03.2021 19:50
Mathematics, 05.03.2021 19:50
Mathematics, 05.03.2021 19:50
Physics, 05.03.2021 19:50
Biology, 05.03.2021 19:50
English, 05.03.2021 19:50
Geography, 05.03.2021 19:50