Molecular mass means. Sum of
Anonymous Quiz
33%
Electron proton
45%
Proton neutron
18%
Neutron electron
4%
Neutron only
👍1
The gravitational force between two objects is F. If masses of both objects are halved without changing the distance between them, then the gravitational force would become
Anonymous Quiz
36%
F/2
33%
F/4
23%
F
8%
2f
Two particles are placed at some distance. If the mass of each of the two particles is doubled, keeping the distance between them unchanged, the value of gravitational force between them will be
Anonymous Quiz
24%
1/4
37%
1/2
18%
4
21%
Unchanged
An object weighs 10 N in air. When immersed fully in water, it weighs only 8 N. The weight of the liquid displaced by the object will be
Anonymous Quiz
49%
2N
25%
8N
21%
10N
5%
12N
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बदलना जरूरी है | Need to change | Phase 1 | Day 1
बदलना जरूरी है | Need to change | Phase 1 | Day 1
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Which of the following elements does not exhibit the electrovalencey?
Anonymous Quiz
22%
Chlorine
47%
Helium
15%
Sodium
16%
Carbon
When the liquid is spun rapidly, the denser particles are forced to the bottom and the lighter particles stay at the top. This principle is used in:
Anonymous Quiz
29%
Centrifugation
41%
Fractional distillation
24%
Filteration
5%
None
How one can separate ammonium chloride from a mixture containing ammonium chloride and sodium chloride?
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27%
Filteration
35%
Perciption
34%
Sublimation
4%
None