Most popular questions
  1. Analytical

    Calculate the pH of 7.2 × 10-8 M HCl. Report your answer to the hundredths place. Next, What fraction of the total H in this solution is from the HCl? Report your answer to the hundredths place.

    asked by Chris on September 27, 2012
  2. analytical

    Problem 1: Consider a particle whose motion is described with the position vector: r (t) = ˆi2c cos𝞈t + ˆjc sin𝞈t, Where c and 𝞈 are constants. (a) Show that the path of the particle is an ellipse satisfying. x2/a2 +y2/b2 = 1, Where x and y are

    asked by ali on January 22, 2015
  3. analytical

    what is difference b/w methylorange,methyleyellow,methylered

    asked by farzana on May 15, 2014
  4. analytical

    I have 5ml of 0.07 mol/l Hcl I want to increase the molarity to 1 mol/l by adding minimum volume of hcl 31.2% density 1.15 kg/l how much I have to add

    asked by nebal on May 14, 2013