Isotopes (such as hydrogen-1, hydrogen-2, and hydrogen-3) are atoms of the same element that differ in:

Which quantity represents the number of protons in an atom

The formation of lithium fluoride (seen here) is due to A) a stronger pull by the lithium atom on its valence electron. B) increased stability in the completion of fluorine's outer shell.

Which mixture will not yield hydrogen gas? (A) sodium and water (B) calcium and water (C) zinc and hydrochloric acid (D) zinc and concentrated nitric acid (E) steam and red hot iron

Explain what environmental bias means. What are the categories that make up environmental bias? How does environmental bias relate to chemistry?

What is 0.00996 written in scientific notation

How many neutrons are in 7.00 g of 13c?

This chart shows discrpitions of the atoms for four different substances. Which substance is a solid

What is habitat destruction?

Nancy wants to find out how the steepness of a hill's slope affects the amount of soil that erodes from it. She has soil, a long pan, and a pile of books with which to build a model hillside. She has a watering can to model rainfall.

What is the function of the ribosome