A solution has a ph of 10.20 at 25°c. what is the hydroxide-ion concentration at 25°c?

How are minute and seconds are related to degrees

what is way to find the numbers of liters in 8 kilometers? (A.) Add 5,000 and 3, because you are adding 3 kiloliters to 5,000 liters. (B.) Multiply 8 by 3,000, because each kiloliter has 3,000 liters. (C.

The grams of carbohydrate in one apple if the apple has no fat and no protein and provides 72 kcal of energy

What would most likely be the transmittance of a 0.70 M solution of solute A?

Which of the following animals would be found in the tropical rainforest? snake jaguar frog monkey bison

When magnesium combines with oxygen, the reaction involves a. a conversion of protons into electrons. b. sharing of electrons between Mg and O. c. transfer of electrons from Mg to O. d. transfer of electrons from O to Mg.

The activation energy for the reaction no2 (g) + co (g) ⟶no (g) + co2 (g) is ea = 100 kj/mol and the change in enthalpy for the reaction is δh = - 375 kj/mol.

What process transform solar energy into chemical energy?

When the reaction was carried out the calculated theoretical yield for water was 176 grams but the measured yield was 148 grams what is the percent yield

For an atom's electrons, how many energy sublevels are present in the principal energy level n = 4?