The factor that affects how easily an electron can be removed from an atom is the

A. surrounding atoms.

B. temperature of the environment.

C. size of the atom.

D. structure of the atom.

A 5.10 g sample of iron is heated from 36.0 to 75.0 C. The amount of energy required is 89.5 J. The specific capacity of this sample of iron is ... A.) 17800 J/g C B.) 0.900 J/g C C.) 11.7 J/g C D.) 0.450 J/g C E.) 2.22 J/g C

In what form does all radiant energy travel through space?

Calculate the percent activity of the radioactive isotope iodine-131 remaining after 3 half-lives.

Express the product of 5.4 mm and 6.02 mm using the correct number of significant digits. a. 32 mm^2 b. 33 mm^2 c. 32.5 mm^2 d. 32.51 mm^2

How many grams of solute are contained in 356 g of a 12.5% (w/w) solution?

A canister of acetylene has a volume of 42 L. The temperature of the acetylene is 305 K and the pressure is 780 torr. Determine the amount of gas in the canister

In terms of the scientific method, the purpose of an experiment is: form a hypothesis test a hypothesis form a conclusion develop data

Which layer of the earth can only be studied by indirect means

Is Euglena heterotroph or autotroph

What is the mass of 5000. atoms of silicon