Basic Concepts in Chemistry-Atomic and Molecular Masses [BITSAT (Birla Institute of Technology & Science Admission Test) Chemistry]: Questions 1 - 9 of 14
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Question 1
Question MCQ▾
Calculate the mass of gram molecule of sulphuric acid?
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a. | ||
b. | ||
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d. |
Question 2
Question MCQ▾
A piece of copper weighs How many atoms of copper does it contain?
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Question 3
Question MCQ▾
The maximum number of molecular present in which of the following gases?
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Question 4
Question 5
Question MCQ▾
of a compound on vaporization in Victor Meyer՚s apparatus displaces of are measured at STP. The molecular mass of the compound is?
Choices
Choice (4) | Response | |
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a. | 58 | |
b. | 44.8 | |
c. | 46.4 | |
d. | 116 |
Question 6
Question MCQ▾
Calculate the mass of 2.5 gram atoms of oxygen?
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Choice (4) | Response | |
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a. | 80.0g | |
b. | ||
c. | ||
d. |
Question 7
Question MCQ▾
Boron has two isotope boron -10 and boron -11 whose percentage abundance are 19.6% and 80.4% respectively. What is the average atomic mass of carbon?
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Question 8
Question MCQ▾
Grams of contains mol chlorine then its molecular mass is?
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Question 9
Question MCQ▾
The oxide of an element contains percent of the element and the vapor density of its chloride is 79. Calculate the atomic mass of the element?
Choices
Choice (4) | Response | |
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a. | 20.3 | |
b. | 26.9 | |
c. | 18.4 | |
d. | 15.28 |