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related to: MML

1. ### Need help with Chemistry homework please?

...2.5 atm V = ? mL (get V in liters and then convert to mmL ) ∴R = 0.08205746 L atm  K⁻¹ mol⁻¹...

1 Answers · Science & Mathematics · 16/03/2014

2. ### Chemistry Partial Pressure HELP PLEASE?

... x T / 736.2 mm = (0.627 g / 4 g/mol) x ( 62.36 mmL /molK) x (273 +25 K) / 736.2 = 3.9567 Liters...

1 Answers · Science & Mathematics · 23/10/2010

3. ### Calculate volume in mL?

(0.435 mol) / (1.27mol/L) = 0.343 L = 343 mL

2 Answers · Science & Mathematics · 14/11/2011

4. ### Where do electons come from that flow in a circuit of magnesium+copper strip,dialysis tube,sulfate solution?

Your description of the setup is not very clear, but the electrons are coming either from the copper, or the magnesium, being oxidized or reduced. For example the oxidation state of copper metal is zero, the oxidation state of copper in copper sulfate...

2 Answers · Science & Mathematics · 07/03/2007

5. ### Making lewis structure of ClO2?

3 Answers · Science & Mathematics · 06/08/2012

6. ### Calculate the concentration of potassium permanganate solution? Please check if done correctly.?

I'm not sure why you used (5/5) in your second calculation. Since you are trying to relate moles of MnO4- to moles of Fe2+, you should do the calculation as: 5 mmol Fe2+ X (1 mmol MnO4- / 5 mmol...

1 Answers · Science & Mathematics · 08/12/2011

Please don t trust anyone here with your baby! Call the doctor s office or pharmacy and ask them. They ll be happy to help you, I ve done it many times.

2 Answers · Science & Mathematics · 08/09/2008

8. ### Suppose that 30.0 mL of 0.20 M C6H5COOH(aq) is titrated with 0.30 M KOH(aq).?

start mmol HOBz = 30.0 mL x 0.20 mmol/mL = 6.0 mmol mmol base added = 15 mL x 0.30 mmol/mL = 4.5 mmol mmol HObz remaining = 6.0 - 4.5 = 1.5 mmol pH = pKa + log(OBz-/HOBz) = 4.20 + log(4.5/1.5) = 4.68 ? mL KOH...

1 Answers · Science & Mathematics · 17/02/2012

9. ### Help with this balanced equation?

pH goes from 7 to 14 --> clue ---> a base is formed white solid is formed ---> clue ---> something here is not soluble Equation: Sr + 2 H2O ---> Sr(OH)2 + H2 H2 are...

1 Answers · Science & Mathematics · 07/06/2010