Molar mass K₂SO₄ = 174.259 g/mol



moles
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Your body now has a static charge. When you touch the metal knob, electrons suddenly move from your body through your fingertips to the metal doorknob as a static discharge.
Explanation:
The ideal gas law or equation can also be reduced to the general gas law or the combined gas law.
Let us assume that n = 1;
From PV = nRT ideal gas law
= R (constant) if n = 1
Therefore, the combined gas law is;

The expression is a combination of Boyle's Law and Charles's law.
learn more:
Boyle's law brainly.com/question/8928288
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I think the correct answer from the choices listed above is the last option. The family that contains disinfectants is the halogens. This group includes the elements fluorine, chlorine, bromine, iodine, and astatine. Disinfectants are chemical agents that inhibit or kill microorganisms on inanimate objects.
Sugar molecules can combine , forming larger molecules called starches