What kind of physical variables can we test water for?

What is elictrical energy converted to inside a toaster?

The information below describes a redox reaction. 3 equations: First: upper A g superscript plus (a q) plus upper A l (s) right arrow upper A g (s) plus upper A l superscript 3 plus (a q).

What element's outer shell is not full, is commonly found in air, and can give, take, or share as many as 4 electrons with other elements?

What do scientist measure by using a triple-beam balance

The Dalton model of the atom predicted which of the following? A. Electrons are embedded in a sphere. B. Atoms can be broken down into smaller components. C. Atoms have a nucleus. D. All matter is made of atoms.

Calculate the solubility of cux (ksp=[cu2+][x2-]=1.27*10-36) in a solution that is 0.190 m in nacn.

An atom has seven valance electrons which element could have this type of atom

How is the ocean important to human survival? restate the question

A sample of pure lithium contains 7.99% lithium by mass. What is the % lithium by mass in a sample of pure lithium nitrate that has twice the mass of the first sample?

What ecosystem is being described in the passage?