# chemistry

give the pH of a solution containing .972 g HBr in 628 mL of a soluion. I did .972/80.9=.012 mol. what do i do next...i'm stuck!

1. 👍 0
2. 👎 0
3. 👁 147
1. mols = g/molar mass which is what you have.
M = mols/L
pH = -log(H^+)
HBr is a strong acid, ionized 100% just like HCl).

1. 👍 0
2. 👎 0

## Similar Questions

1. ### Chemistry

Write the net ionic equation for the reaction that occurs when aqueous solutions of barium hydroxide and hydrobromic acid are combined. I know that the first part of the formula would be BaOH + HBr but I do not know what the

2. ### College Chemistry

What is the approximate pH of a solution labeled 6 x 10^-5 M HBr?

3. ### AP Chemistry

HBr is mixed with water. Which is the best description of what you would expect to find in the solution? 1. H3O+, Br1−, and water molecules 2. HBr molecules, H3O+, Br1−, and water molecules 3. Br+, OH1−, and water molecules

4. ### Chemistry

For the following reaction, Kp = 3.5 104 at 1495 K. H2(g) + Br2(g) 2 HBr(g) What is the value of Kp for the following reactions at 1495 K? (a) HBr(g) 1/2 H2(g) + 1/2 Br2(g) (b) 2 HBr(g) H2(g) + Br2(g) (c) 1/2 H2(g) + 1/2 Br2(g)

1. ### Chemistry

Calculate the pH and the pOH of an aqueous solution that is 0.025 M in HCl(aq) and 0.075 M in HBr(aq) at 25°C.

2. ### Chemistry

Assuming equal concentrations , rank these solutions by pH. RbOH(aq), NH3(aq), HF(aq) HBr(aq), Ca(OH)2(aq). I know the most acidic solution has the lowest pH and the most basic solution has the highest pH. But how am i supposed to

3. ### algebra ll

find a geometric means between 4096 and 972? my answers is (0.75)^4 if it wrong can you give the right answer and show the work as simple as you can. thank you

4. ### chemistry

HBr is mixed with water. Which is the best description of what you would expect to find in the solution? 1. Br1−, OH1−, and water molecules 2. HBr molecules and water molecules 3. H2Br+, OH1−, and water molecules 4. H3O+,

1. ### Physics

On vacation, your 1300 kg car pulls a 540 kg trailer away from a stop light with an acceleration of 1.80 m/s2. What is the net force acting on the car? I have determined: 1) the force acting on the car by the trailer is 972 N. 2)

2. ### Chemistry

A sample of solid Ca(OH)2 is stirred in water at 30°C until the solution contains as much dissolved Ca(OH)2 as it can hold. A 100.-mL sample of this solution is withdrawn and titrated with 5.00 X 10^-2 M HBr. It requires 48.8 mL

3. ### Chemistry

If the reaction H2 + Br2 2HBr has a rate law that can be described by k[H2][Br2]1/2, which series of reactions is a possible mechanism for the reaction? a. Br2 2Br (fast) Br + H2 HBr + H (slow) HBr + H + Br â†’ 2HBr (fast) b.

4. ### Chemistry

1. Hydrogen bromide(HBr) is a strong, highly corrosive acid and what is the pOH of a 0.0375M HBr solution? a)12.57 b)12.27 c)1.73 d)1.43 I can't fogure out what the answer should be as I don't know whether 0.0375M is the [H^+] or