A what is the ph of a solution made by adding 621 grams of, Ask an Expert

Academics

A) What is the pH of a solution made by adding 6.21 grams of sodium fluoride to 391 ml of 0.317 M hydrofluoric acid (assume no change in volume takes place) B) What is the pH of the solution in 1) after adding 49.0 mL of 0.100 M HBr? ka for sodium hydrofluoric is 6.8*10^4

View complete question

Chemistry, Academics

Category:- Chemistry
Reference No.:- M9904583

Have any Question?Write your Review or question?

Related Questions in Chemistry

Consider the following reactioncog cl2nbspg

Consider the following reaction. CO(g) + Cl 2 (g) > COCl 2 (g) The mechanism is believed to be, (1) Cl 2 2Cl (fast equilibrium) (2) Cl + CO COCl (fast equilibrium) (3) COCl + Cl 2 > COCl 2 + Cl (slow) (4) ...

How many moles of magnesium ion are present in 525g

How many moles of magnesium ion are present in 5.25g Mg 3 (PO 4 ) 2 ?

A 43 kg person drinks 430 g of milk which has a caloric

A 43 kg person drinks 430 g of milk, which has a "caloric" value ofapproximately 3.0 kJ/g. If only 15% ofthe energy in milk is converted to mechanical work, how high (inmeters) can the person climb based on this energy i ...

You react 1000 ml of a 101 m hbraq solution with 991 mlof a

You react 100.0 ml of a 1.01 M HBr(aq) solution with 99.1 mlof a 1.05 M KOH(aq) solution. The density of each solution is 1.04g/ml. The heat capacity of the calorimeter is 7.0 J/C. You observea ΔT of 6.3 C. Assume a 4.18 ...

For the molecule allene h2 c c ch2 give the hybridization

For the molecule allene, H2 C = C = CH2, give the hybridization of each carbon atom. Will the hydrogen atoms be in the same plane or perpendicular planes?

Name five types of radiation describe in table form their

Name five types of radiation. Describe, in table form, their mass number, charge, and identity.

What is the subshell electron configuration for the ca20

What is the subshell electron configuration for the Ca20 atom? Which are valence electrons and how many valence electrons are there?

At rest a person inhales 9721021 nitrogen molecules in an

At rest, a person inhales 9.72*10^21 nitrogen molecules in an average breath of air. How many mole of nitrogen atoms are inhaled? (Hint: in air, nitrogen occurs as a diatomic molecule)

A sample of a substance containing only c h and n is burned

A sample of a substance (containing only C, H, and N) is burned in oxygen. 8.696 g of CO 2 , 2.225 g of H 2 O and 4.446 g of NO are the sole products of combustion. What is the empirical formula of the compou ...

Does dissolved solids such as sugar and salt modifychange

Does dissolved solids such as sugar and salt modify/change the boiling point of water; do mixtures have the same boiling point as pure substances?

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Chemistry Expert