Which changes will decrease the electric force between two positively charged objects? Check all that apply.

moving them closer together

moving them farther apart

adding electrons

removing electrons

adding neutrons

removing neutrons

What needs to be added to liquid water at the Earth's surface in order to evaporate it into gaseous water

Explain the following observation. Treatment of alkyl chloride A with NaOCH2CH3 yields only one product B, whereas treatment of A with very dilute base in CH3CH2OH yields a mixture of B and C, with C predominating. Select the single best answer.

Select the correct answer. When an atom in a reactant loses electrons, what happens to its oxidation number? A. Its oxidation number decreases. B. Its oxidation number doubles. C. Its oxidation number increases. D.

If every oxygen ion (combined with an aluminum ion) has a charge of - 2, what must the charge of each aluminum ion be?

What isotope is used for a standard for other atomic masses?

Comparing the mass of the nucleus with the mass of the protons and the mass of the neutrons refers to what? Einstein's theory of relativity nuclear binding energy the weak force the strong force mass defect

What temperature does ice cream freeze at?

Which polygon is a base of the triangular prism?

Solid aluminum metal reacts with aqueous zinc chloride to produce solid zinc metal and aqueous aluminum chloride

How many molecules are in 1.25 mil of oxygen dichlorvos, OCL2?