Home / Aptitude Tests / Chemistry / The solubility in mo...
The solubility in moles per dm3 of 20g of CuSO

The solubility in moles per dm3 of 20g of CuSO4 dissolve in 100 of water at 180°C is?

(Cu = 63.5, S = 32, O = 16)

A.

0.13

B.

0.25

C.

1.25

D.

2.00

View answer & explanation

Correct answer is C

Solubility in moles per dm3

No of moles = (20)/(159.5) χ 0.125 moles

in 100 g of moles = (0.125)/(100) χ 1000 = 1.25 moles

See all Chemistry questions & answers
See more JAMB questions & answers
Similar Questions

At 25oC and 1atm, a gas occupies a volume of 1.50dm3. What volume will it occupy at 100oC and 1atm?...

Which of the following statements is NOT correct? ...

An element used in the production of matches is ...

The human body is made up of several chemical elements; the element present in the highest proportio...

Which of the following are chemical changes?  I. cooking of food II. digestion of food III...

The process involved in the conversion of an oil into margarine is known as? ...

When pollen grains are suspended in water and viewed through a microscope, they appear to be in a st...

An aqueous solution of a metal salt, M. gives a white precipitate with NaOH which dissolves in exces...

The emission of two successive beta particles from the nucleus \(^{32} _{15} P\) will produce...

Which of these arrangement of elements is in order of increasing ionization energy? ...

Aptitude Tests

Situational Judgement Questions and Answers

Logical Reasoning Questions and Answers

Abstract Reasoning Questions and Answers

Puzzles Questions and Answers

Typing Speed and Accuracy Test

Personality Test

Verbal Reasoning Questions and Answers

Quantitative Reasoning Questions and Answers

Spatial Reasoning Questions and Answers

Microsoft Office Questions and Answers

Data Interpretation Questions and Answers

Nigeria General Knowledge Questions and Answers

Numerical Reasoning Questions and Answers

See all →