If you good at chemistry. can you check out my last three questions? preciate it

If a man has a mass of 83 kilograms on Earth, what will the force of gravity on his body be on the moon? A. 4,880.4 N B. 135.6 N C. 813.4 N D. 318.5 N

How would one distinguish between the subatomic particles that make up an atom

In which of the following equilibrium systems will an increase in the volume cause the equilibrium to shift away from the reactants and towards the products?

Atoms of the same element zinc for example have the same number of what

The volume of a fixed mass of a liquid sample increases as the temperature rises from 20 to 40˚c. does the density increase, decrease, or stay the same? explain your answer.

A Gran plot for a potentiometric titration resulted in a slope of 5.56 x 105. Measurements were made using SCE as the reference electrode and the analyte Eo was determined to be 0.354 V.

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In which choice is the ellipsis used correctly to select from this sentence from The Scarlet Letter? A throng of bearded men, in sad-coloured garments and grey steeple-crowned hats, inter-mixed with women, some wearing hoods, and others bareheaded,

Explain the difference between the greenhouse effect and global warming.

How does adding salt affect the surface tension of water? if it increases surface tension, will it always increase it?