Which of the following actions describes nuclear fusion

A joining of two atoms by a chemical bond

B splitting of a big nucleus

C joining of small nuclei to produce bigger nuclei

D sharing of electrons between two uranium atoms

Reactivity is a blank property of metal

The volume of a solid is the amount of space inside the solid? true or false

What can be determined from examining the fossil record? A. when changes to the diversity of life forms occurred B. when many life forms first appeared on earth C. when many life forms became extinct D. all of the above

What is a freedom called when it is specified in law? Freedom specified in law is called a Reset

A student conducting a calorimetry investigation determines a negative ∆H. What does the negative value indicate about the reaction?

Hydrogen has three isotopes with mass numbers of 1, 2, and 3 and has an average atomic mass of 1.00794 amu. This information indicates that 1. equal numbers of each isotope are present 2. more isotopes have an atomic mass of 2 or 3 than of 1 3.

Describe the process of how visible light is produced

Which of the following contains both ionic and covalent bonding? CH4 NaCl NH4Cl N2O4 If the formula for a compound is represented by X2Y3 and the charge on the Y ion is - 2, what is the charge in the X ion? +1 +2 +3 +4

Qual e o maior orgao do corpo humano

Whic of the following fromulas represents a nonpolar molecule? a) N2 b) H2O c) NaCI d) HCI