The average molecular weight of a mixture of gas containing nitrogen and carbon dioxide is 36. The mixture contains 280gm of nitrogen, therefore, the amount of CO2 present in the mixture is:
Correct answer: A. 440gm
- A. 440gm
- B. 44gm
- C. 0.1mole
- D. 880gm
Explanation
The amount of CO2 present in the mixture is 440 gm.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
About Fundamental Concepts of Chemistry
Mole calculations connect mass, number of particles and Avogadro's number, while balanced equations provide the mole ratios used in stoichiometry. Questions cover limiting and excess reactants, theoretical yield and percentage yield, including identifying which reactant is consumed first and comparing the actual product with the maximum possible product.
Practise Fundamental Concepts of Chemistry
894 free Fundamental Concepts of Chemistry MCQs from Chemistry, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Chemistry questions like this
Chemistry is on 14 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
More Fundamental Concepts of Chemistry questions
The weight of 350 mL of a diatomic gas at 0°C and 2 atm pressure is 1g. The weight of one atom is (N is the Avogadro's number):
What will be the normality of a solution obtained by mixing 0.45 N and 0.60 N NaOH in the ratio 2:1 by volume?
0.078 g of hydrocarbon occupies 22.4 ml of volume at 1 atm and 0˚C. The empirical formula of the hydrocarbon is CH. The molecular formula is:
The total types of fundamental nuclear sub-atomic particles are there in an atom:
Read the statement carefully and choose the correct option.
What will be the values of temperature and pressure at standard condition (STP)?