How does the heat of the cocoa change when a marshmallow is added

Consider the following reaction at 298K. Zn2 + (aq) + Co (s) Zn (s) + Co2 + (aq) Which of the following statements are correct? Choose all that apply. K > 1 delta Go < 0 Eocell < 0 The reaction is reactant-favored. n = 4 mol electrons

Fter a radioactive atom decays, it is the same element that it was before with no measurable change in mass. Which kind of decay has occurred, and how do you know?

Phosphoglucoisomerase interconverts glucose 6‑phosphate to, and from, glucose 1‑phosphate. phosphate phosphoglucoisomerase glucose 6 - ⇌ glucose 1 - phosphate After mixing equal amounts of the two molecules, the solution achieved equilibrium at 25 ∘

Hydrocarbons are compounds that contain (1) carbon, only (2) carbon and hydrogen, only (3) carbon, hydrogen, and oxygen, only (4) carbon, hydrogen, oxygen, and nitrogen, only

An aqueous solution is 3.00% by mass dextrose (C6H12O6) in water. If the density of the solution is 1.0097 g/mL, calculate the molarity of dextrose in the solution.

Why are there so many volcanoes in and around japan

A liquid fuel mixture contains 30.35% hexane (c6h14), 15.85% heptane (c7h16), and the rest octane (c8h18). what maximum mass of carbon dioxide is produced

What is the suns color

A container has a volume of 200 L at 0.94 atm and 25 C. The pressure changes to 1.00 atm and the temperature changes to 0 C. What is the new volume of the container

f litmus paper is dipped in an acidic solution and then in a basic one, what will happen? The paper will turn from blue to red. The paper will turn from red to clear. The paper will turn from blue to clear. The solution will turn from red to blue.