Chemistry

posted by .

A solution whose molarity was found to be 0.5molar contain A, B, &S what is the mole friction of S given that is no S number moles is 0.07. Also determine his moles percentage?

  • Chemistry -

    You need to rephrase your question. As written it has too many errors to decipher.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Chemistry

    Hello. Can I get someone to help me set up these problems?
  2. Chemistry

    Calculate the average disappearance of A between t=0 min and t=10 min in units of M/s. 0 min there are .065 moles of A 10 min there are .051 moles of A 20 min there are .042 moles of A 30 min there are .036 moles of A 40 min there …
  3. Chemistry

    An aqueous solution contains 2.0 % NaCl by mass. (1) Calculate the molality (NOT molarity!) of the solution. (2) Calculate the mole fraction of the solution. I know how to solve both but the problem is missing one other compound/element. …
  4. chemistry

    Determine the number of bromide ions in solution when 4.23 g of magnesium bromide and 1.21 g of potassium bromide are dissolved in 120mL of water. Please explain not sure how to even start this problem, thanks! chemistry - DrBob222, …
  5. Chemistry

    A solution whose molarity was found to be 0.5molar contain A, B, &S what is the mole friction of S given that is no S number moles is 0.07. Also determine his moles percentage?
  6. Chemistry

    An aqueous solution is 8.50% ammonium chloride, NH4Cl, by mass. The density of the solution is 1.024g/mL. Calculate the molality, mole fraction, and molarity of NH4Cl in the solution. I know the formulas needed but I'm not sure where …
  7. Chemsitry

    When 3.75 g of a nonelectrolyte solute is dissolved in 405 mL of water at 25 °C, the resulting solution exerts an osmotic pressure of 897 torr. What is molarity?
  8. Chemistry

    NaOH + HS0-+ Hp + NaS0 24 24 Which of the following is the number of moles of NaOH required to neutralize 1 mole of H2S04 in the equation above?
  9. chemistry

    Find the molar masses of the following compounds: 1. LiI 2. PbCO4 3. Mg(OH)2 4. (NH4)3PO4 Find the percent composition (percent by mass) of the given element in the following compounds: 1. Fluorine in AgF 2. Hydrogen in glucose (C6H12O6) …
  10. Organic Chemistry 1

    Consider the HF solution with the concentration of 5%(w/v). You can convert the % concentration into the molarity. a) Assume that you have 100ml of this solution. Determine the number of moles of HF if the concentration of HF is given …

More Similar Questions