When melted iron solidifies without any change in temperature, what is happening on the atomic level? A.
The iron atoms are gaining kinetic energy.
B.
The iron atoms are losing kinetic energy.
C.
The iron atoms are gaining potential energy.
D.
The iron atoms are losing potential energy.

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

Compare and contrast refraction of light and sound will give brainliest

Consider the following reaction at equilibrium. 2co2 (g) 2co (g) + o2 (g) h° = -514 kj le châtelier's principle predicts that the equilibrium partial pressure of co (g) can be maximized by carrying out the reaction a. at high temperature and high pressure b. at high temperature and low pressure c. at low temperature and low pressure d. at low temperature and high pressure e. in the presence of solid carbon