Looking at a potential energy diagram what is the name given to represent the amount of energy needed for the reaction to take place?

The function of transverse tubules is to a. store Ca2 ions inside the muscle fiber. b. rapidly move action potentials to the interior of the muscle fiber. c. ensure a supply of glycogen throughout the muscle sarcoplasm. d.

The name of the blood cell that destroyed cells in the body is

Which quantity of O2 contains exactly 3.01 * 1023 molecules? a) 0.500 mol b) 0.250 mol c) 16.0 mol d) 32.0 mol

What causes a chemical bond to form between atoms? transferring or sharing electrons. spinning or stopping electrons. ejecting or absorbing electrons. destroying or creating electrons.

2 Elements found on the Periodic Table will likely have similar chemical characteristics if they are found A. within the same group or family B. within the same period C. are man-made D. are synthetic

Three students are pushing a box under what conditions will the motion of the box change?

How many moles of oxygen are in 0.53 moles of co 22?

Calculate the Kelvin temperature to which 10.0 L of a gas at 27 °C would have to be heated to change the volume to 12.0 L. Units of Kelvin are assumed here for the answer you enter so just put the number value.

Electromagnetic energy does not need A. frequency B. something to travel through C. wavelength D. amplitude

Which of these can be used to distinguish a mixture from a compound?