Which reaction tends to run to completion? a. Na+(aq) + Cl–(aq) <---> NaCl(s)
b. H2CO3(aq) <---> H2O(l) + CO2(g)
c. N2(g) + 3H2(g) <---> 2NH3(g)
d. 2CO(g) + O2(g) <---> 2CO2(g)

Ans. : frostbite is when exposure to cold temperatures causes freezing to the skin or other tissues. it most commonly affects the hands, feet, and face. the longer areas are exposed to cold, typically the worse the frostbite. the water temperature used for rewarming a frostbitten part should be : (102 -105) f degrees.

Kim jong un.yeet jkany leaking in the power plant can directly cause radiation and other bio hazards.brainliest answer pls.

Each calcium ion has a charge of +2, which can also be written as ca2+. if those ions move out of the neuron and no other ions are moving, the neuron would lose the positive charge associated with those ions and become more negatively charged.