55. (в4-128-25) В процессе хлорирования
воды Гцелью очистки для удаления
лишнего хлора обычно...
Chemistry, 12.02.2021 21:30 charles8527
55. (в4-128-25) В процессе хлорирования
воды Гцелью очистки для удаления
лишнего хлора обычно используется
сульфит натрия. Составив уравнение
реакции, вычислите, сколько граммов
Na2SO3-7Н2О требуется для 0,3 г хлора.
А) 0,71 В) 1,06 C) 1,26 D) 3,55
E) 2,52
Answers: 3
Another question on Chemistry
Chemistry, 22.06.2019 00:00
How did planetesmals form planets? a. they broke apart into smaller chunks.b. they collided and stuck together.c. they cooled and pulled ice together.d. they began to rotate.
Answers: 1
Chemistry, 22.06.2019 08:00
Joe shines white light into a bowl half full of water at an angle of incident of 27.5°. calculate the angle of refraction in the water given the indices of refraction for air and water are 1.00 and 1.36, respectively.
Answers: 2
Chemistry, 22.06.2019 15:30
Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.
Answers: 2
Chemistry, 22.06.2019 22:00
If a solution contains 3 moles/liter of sodium chloride (nacl, made of sodium ions and chloride ions), what is the osmolarity of this solution
Answers: 3
You know the right answer?
Questions
Mathematics, 28.09.2019 15:10
Chemistry, 28.09.2019 15:10
Computers and Technology, 28.09.2019 15:10
Mathematics, 28.09.2019 15:10
History, 28.09.2019 15:10
Mathematics, 28.09.2019 15:10
History, 28.09.2019 15:10
