Chemistry
A student titrates 0.100M KOH, potassium hydroxide, into 50.0ml of 0.10M HCOOH, formic acid (Ka=1.8 x 10^-4. What is the pH of the mixture after 25.0ml of the KOH has been added
Math
Today, Harry mowed the lawn and weeded the garden. Usually, he mows the lawn every 6 days and weeds the garden every 4 days. How many days is it until Harry will again mow the lawn and weed the garden on the same day?
Math
Karla walks 8/10 mile to the library. About how many miles does she walk?
Chemistry
Given the following information: Ag^+(aq) + Cl^-(aq)<-->AgCl(s) Keq=1.8x10^-1 Ag^+(aq) + 2NH3(aq)<->Ag(NH3)2^+(aq) Keq=8.2x10^3 Explain why the AgCl(s) dissolved when NH3 was added to the test tube.
Roper
The length is 3.8m, the diameter is 0.19
Math
What angle equal to 6/8 turn?
math
Can you explain a little more on equivalent fractions with common denominator 3/4, 2/3, 7/8 thank you verry much.
math
Find equivalent fractions with a common denominator and order from least to grestest 1/2, 4/9, 4/18
math
Equivalent fractions 1/2,6/10,9/27,4/16
chemistry
how do you find the Kc of a reaction?
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