The wavenumber of the fundamental vibrational transition of 79Br81 Br is 323.2 cm^−1. Calculate the force constant of the bond.

In a copper wire, a temperature increase is the result of which of the following

The valence of aluminum is +3, and the valence of the chlorine is -1. the formula fir the aluminum chloride is correctly written as

What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.