Which of the following is true for a nuclear reaction? (5 points) Select one:
a. Electrons are lost.
b. Electrons are gained.
c. The identity of element changes.
d. The identity of element remains same.

The three types is stress that act on earths rocks are compression, tension, and

He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98

Why is any chemical reaction always balanced? give reasons and explain the easiest way to solve the balancing problems in chemical equations with stoichiometric coefficients upto 20 as hit and trial doesn't always work. give full reasoning