Give 3 property's of an apple

(density)

When two intermediate chemical equations are combined the same substance that appears in the same phase can be cancelled out, provide that?

Which of the following isotopes is most useful for dating plant and animal remains? A. potassium - 40 B. Uranium - 238 C. Carbon-14 D. Lead-212

A metal from group 1 and a nonmetal from group 17 are 1.) not likely to bond 2.) likely to form a covalent bond 3.) likely to form an ionic bond 4.) likely to form a metalloid

4-heptanone treated with peroxyacetic acid

Excitation and relaxation of electrons in what element are responsible for most of the light reaching Earth from the Sun? A) Argon B) Helium C) Hydrogen D) Iron

Condensation requires? a) the removal of energy b) the absorption of energy. c) no energy change.

What is the species that determines the ph of a solution?

Echoderms contain a what similar to the kind that vertebrates have

Study the following unbalanced redox reaction. Which one of the following choices represents the balanced redox equation? PbS + O2→ PbO + SO2 PbS + 2O2→ PbO + 2SO2 2PbS + 2O2→ 2PbO + 2SO2 2PbS + 3O2→ 2PbO + 2SO2 3PbS + 3O2→ 2PbO + 2SO2

Arrange these gases in order of decreasing standard molar entropy: Rank from largest to smallest. Kr, Cl2, SO3