The diameter of carbon atom is 0.000000000 154m. What is the number expressed in scientific notation

Which statements accurately describe soap? Select one or more: A. Soaps react with ions in hard water to create a precipitate. B. Soaps are both hydrophobic and hydrophilic. C. Soaps work in solutions of any pH. D.

What is the best way to get rid of a headache?

In girl what do the two lines spoken by the girl tell you about her

Approximately how many moles of chlorine make up 1.79 * 1023 atoms of chlorine? A. 2.97 * 10-1 moles B. 2.97 moles C. 6.02 * 1023 moles D. 17.0 moles

Where are protons neutrons and electrons found in an atom?

Why does the body of the bird covered with feathers?

One molecule of caffeine contains 8 atoms of carbon, 10 atoms of hydrogen, 2 atoms of oxygen, 4 atoms of nitrogen. write the formula for caffeine with the elements in the order they are given.

A piece of magnesium metal is heated in the presence of chlorine gas, and a reaction takes place. What compound will most likely be produced? A. Mg2C1 B. MgCl3 C. MgCl2 D. MgCI

What is the pressure of the gas in this mercury manometer if h = 81 mm and atmospheric pressure is 749 mmHg

A microscope containing two or more lenses is an