Chemistry, 17.04.2020 01:22 Reganlist

Calculate the pH at 25°C of a 0.25 M aqueous solution of phosphoric acid (H3PO4). For H3PO4, Ka1 = 7.3  10-3 , Ka2 = 6.2  10-8 , and Ka3 = 4.8  10-13Calculate the pH at 25°C of a 0.25 M aqueous solution of phosphoric acid (H3PO4). For H3PO4, Ka1 = 7.3  10-3 , Ka2 = 6.2  10-8 , and Ka3 = 4.8  10-13

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 21.06.2019 20:30, jbarbie3

12. complete each of the following word equations for synthesis reactions. a. sodium + oxygen -> b. magnesium + fluorine -> 13. complete and balance the equations for the decomposition reactions. a. hgo -> [with the triangle heat symbol above the arrow] b. h2o(l) -> [with "electricity" written above the arrow]

Answers: 1

continue

Chemistry, 22.06.2019 23:00, lufung8627

Consider the reaction: 2al(s) + fe2o3(s) → al2o3(s) + 2fe(s) the δhf for fe2o3(s) = -824.3 kj/mole. the δhf for al2o3(s) = -1675.7 kj/mole. finish the equation. δhrxn = [(1)( kj/mole) + (2)( kj/mole)] - [(1)( kj/mole) + (2) ( kj/mole)]

Answers: 1

continue

Chemistry, 23.06.2019 00:30, natishtaylor1p8dirz

What is the chemical formula of magnesium bromide? a. mgbr2 b. mgbr c. mg2br2 d. mg2br

Answers: 3

continue

Chemistry, 23.06.2019 01:40, mandilynn22

Calcium carbonate decomposes at high temperatures to give calcium oxide and carbon dioxide as shown below. caco3(s) cao(s) + co2(g) the kp for this reaction is 1.16 at 800°c. a 5.00 l vessel containing 10.0 g of caco3(s) was evacuated to remove the air, sealed, and then heated to 800°c. ignoring the volume occupied by the solid, what will be the mass of the solid in the vessel once equilibrium is reached?

Answers: 1

continue

You know the right answer?

Calculate the pH at 25°C of a 0.25 M aqueous solution of phosphoric acid (H3PO4). For H3PO4, Ka1 = 7...