Chemistry, 19.03.2021 15:20, Spoiledgirl2905

Care este concentratia procentuala a amestecului obtinut prin amestecarea a 25g acid sulfuric de concentratie 30% si 36 g solutie acid sulfuric de concentratie 65%? What is the concentration of the combination of 25grams of sulphuric acid of concentration 30% and 36 grams of solution of sulphuric acid of concentration 65%

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 00:30, mannster03

This active feature of earth's crust in building mountain ranges as well as islands. this feature is a a) cavern. b) earthquake. c) mountain. d) volcano.

Answers: 2

continue

Chemistry, 22.06.2019 17:40, aaliyahthomas37

Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.

Answers: 1

continue

Chemistry, 22.06.2019 20:00, jalenevoyles

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

continue

Chemistry, 22.06.2019 20:00, emilyswinge4421

Listenbase your answer to the question on the information below. nuclear radiation is harmful to living cells, particularly to fast-growing cells, such as cancer cells and blood cells. an external beam of the radiation emitted from a radioisotope can be directed on a small area of a person to destroy cancer cells within the body. cobalt-60 is an artificially produced radioisotope that emits gamma rays and beta particles. one hospital keeps a 100.0-gram sample of cobalt-60 in an appropriate, secure storage container for future cancer treatment. which choice represents the correct product for the beta decay of the co-60? fe-60ni-60fe-61ni-61

Answers: 2

continue

Do you know the correct answer?

Care este concentratia procentuala a amestecului obtinut prin amestecarea a 25g acid sulfuric de con...