Loading [MathJax]/jax/output/HTML-CSS/jax.js

Home / Aptitude Tests / Chemistry / 2H

$_2$ + O

$_2$ &n...

2H $_2$ + O $_2$ → 2H $_2$ O

From the...

2H $_2$ + O $_2$ → 2H $_2$ O

From the equation above, calculate the volume of unreacted oxygen gas if a mixture of 50cm $^3$ of hydroden and 75cm $^3$ of oxygen are involved

A.

85cm $^3$

B.

50cm $^3$

C.

125cm $^3$

D.

55cm $^3$

View answer & explanation

Correct answer is B

Since 2 mol H $_2$ reacted with 1 mol of O $_2$

: 50cm $^3$ of hydrogen reacted with 25cm $^3$ of oxygen

Remainder oxygen = Supplied amount - Reacted amount → 75cm $^3$ - 25cm $^3$

= 50cm $^3$

See all Chemistry questions & answers

See more JAMB questions & answers

Similar Questions

The principle of column chromatography is based on th ability of the constituents to ...

When iron rusts, it undergoes ...

Indicate which of the following statements is not true as we move from left to right along the perio...

Vulcanization of rubber ...

A molar solution of caustic soda is prepared by dissolving...

Glucose can be obtained from starch by ...

The oxidation of...

The approximate volume of air containing 10cm3 of oxygen is?...

Which of the following are mixtures? i, Petroleum ii, Rubber latex iii. Vulcanizer's solution...

Synthetic rubber is made by polymerization of? ...

Aptitude Tests

Logical Reasoning Questions and Answers

Quantitative Reasoning Questions and Answers

Verbal Reasoning Questions and Answers

Puzzles Questions and Answers

Data Interpretation Questions and Answers

Numerical Reasoning Questions and Answers

Nigeria General Knowledge Questions and Answers

Situational Judgement Questions and Answers

Personality Test

Typing Speed and Accuracy Test

Microsoft Office Questions and Answers

Abstract Reasoning Questions and Answers

Spatial Reasoning Questions and Answers

View latest jobs in Nigeria today