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The two effective drugs which act as lifesaving drugs for cancer therapy and AIDS victims respectively are:
Which of the following statements is/are correct?
The number of significant figures in 3256 is:
A number of significant figures in 0.001520 is:
If the true value for a result is 2.00 g and a student takes 2 measurements and reports the results as 1.95 g and 1.93 g, then we can conclude that:
Out of the numbers: 6.26, 5.8, 0.00267, 0.03, the one with the least significant figures is:
If the true value for a result is 3.00 m and a student records two readings as 3.01 m and 2.99 m, then we can conclude that:
The number of significant figures in 3.1205 are:
Suppose the elements X and Y combine to form two compounds XY_{2} and X_{3}Y_{2}. When 0.1 mole of XY_{2} weighs 10 g and 0.05 mole of X_{3}Y_{2} weighs 9 g, the atomic weights of X and Y are:
If we add the numbers 6.68 and 0.8, the result will be:
Molecular mass of glucose molecule (C_{6}H_{12}O_{6}) is:
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172 videos306 docs152 tests
