The rate of chemical rxn increases on powdering the reactants, why?

What type of energy powers a gas stove?

Compounds of copper (II) are generally colored, but compounds of copper (I) are not. Explain. The electron configuration for is; the electron configuration for is. Color is a result of the electron transfer between orbitals.

What formula represents a nonpolar molecule containing polar covalent bonds

A chemist dissolves 73 grams of sodium chloride (NaCl) in water. The final volume of the solution is 1,050 milliliters. What is the molarity of the solution?

Which seismic wave moves through Earth the fastest?

Examples of chemical and physical changes

Is when hot parts of the earth rise as cooler parts sink due to differences in density.

Distinguish between the structures of arteries, capillaries, and venies. what is the function of each.

Which phase of matter has a fixed volume but variable shape

Given 10.8 grams of substance Y, if the substance absorbs 231 kilojoules of energy and the specific heat of the substance is 6.55 J/g·°C, what is the change in temperature?