If you drop a ball from several different heights and note how high it bounces from each height what is the bounce height?

A) dependent variable

B) constant variable

C) control variable

D) independent variable

Calculate the average atomic mass of chlorine if 75.77% of its atoms have a mass of 34.97 amu and 24.23% of its atoms have a mass of 36.96 amu.

How many miles are there in 20g of KClO3 (k=39 Cl=35.5 O=16)

Which substance has the highest ignition temperature? a. benzene b. turpentine c. kerosene d. fuel oil #2?

What is the molecular formula of tear?

The electron configurations of two unknown elements are x and y. X: 1s2 2s2 2p6 Y: 1s2 2s2 2p6 3s2 3p5 which statement is most likely correct about the two elements

A region that has a large number of atoms whose magnetic fields are lined up parallel to a magnet's field is A. the magnetosphere. B. the magnetic declination. C. a magnetic domain. D. a ferromagnetic region.

Name the element that has atoms with the same electronic structure as sulfur ion

The mass of a 2.0 centimeter sample of a substance is 3.2 grams. Calculate the density of the substance

The aromatic amino acids are synthesized in humans by a pathway beginning with reaction of indole with serine. synthesized in bacteria in a pathway shared by all three, up to the production of the intermediate chorismate.

Which element is a liquid at 25 celsius degrees and 1.0 atm? (A) bromine (B) krypton (C) phosphorus (D) xenon