Chemistry, 23.03.2021 23:10 smarty5187
1) A solution (S') is prepared by diluting 25ml of solution 5
of molar concentration 0.1mol/l. The volume of (S') is
250ml.
a- Calculate the molar concentration of S'.
b- Calculate the factor of dilution.
C- Name the used materials.​
Answers: 1
Chemistry, 23.06.2019 00:40
To prevent the presence of air, noble gases are placed over highly reactive chemicals to act as inert "blanketing" gases. a chemical engineer places a mixture of noble gases consisting of 4.37 g of he, 13.36 g of ne, and 36.65 g of kr in a piston-cylinder assembly at stp. calculate the partial pressure in torr of kr.
Answers: 1
Chemistry, 23.06.2019 01:00
Aman applies a force of 500n to push a truck 100m down the street how much does he do?
Answers: 1
Chemistry, 23.06.2019 03:00
Which of the following is a chemical property of water at 4 c
Answers: 2
Chemistry, 23.06.2019 10:30
Most ionic compouds are crystalline solids at room temperature. true falseionic compounds are electrically neutral. true falseionic compounds generally have low melting points. true falsewhen melted, ionic compounds do not conduct electricity. true falsethe electrostatic attraction between an anion and a cation is an ionic bond. true false
Answers: 1
1) A solution (S') is prepared by diluting 25ml of solution 5
of molar concentration 0.1mol/l. The...
History, 23.12.2019 17:31
Mathematics, 23.12.2019 17:31
Mathematics, 23.12.2019 17:31
Mathematics, 23.12.2019 17:31
Mathematics, 23.12.2019 17:31