What would make the risk of these cancers even worse for someone who drinks alcohol?

How do scientists determine the number of neutrons in an isotope of an atom? A. They find the number of protons. B. They divide the atomic mass by two. C. They add the number of electrons and protons. D.

What organism is this, algae use sunlight to make sugars

Which statement explains why Br2 is a liquid at STP and I2 is a solid at STP? (1) Molecules of Br2 are polar, and molecules of I2 are nonpolar. (2) Molecules of I2 are polar, and molecules of Br2 are nonpolar.

A solution containing which one of the following pairs of substances will be a buffer solution? a. RbCl, HCl b. CsF, HF c. KBr, HBr d. NaI, HI e. none of the above

The mass of 1 mole of an element in grams) is the same as which quantity? O A. The atomic mass of the element times Avogadro's number O B. The atomic mass of the element in atomic mass units O c. The atomic number of the element O D.

Generation of electricity in coal-burning power plants and nuclear power plants both involve what?

Carry out the following calculation and report the answer using the proper number of significant figures: 38.251 + 73.1 A) 111 B) 111.3 C) 111.4 D) 111.35 E) 111.351

What do all nickel atoms have in common

Is Cu2O+C = Cu+CO2 a balanced equation

Determine the precent composition of the following compounds: a) iron (II) hydroxide b) iron (II) oxide