2011年5月16日 — Question: The Ka for benzoic acid is 6.5 x 10-5. Calculate the pH of a 0.10 M benzoic acid solution. The Ka for benzoic acid is 6.5 x 10-5.
Each frame includes UV resistant, shatter guard, frame grade acrylic, in place of standard glass. Acid-free white foam board backing, easel stand for tabletop...
Move the decimal so there is one non-zero digit to the left of the decimal point. The number of decimal places you move will be the exponent on the 10 10 .
We are very satisfied with this cooperation and the communication process with the supplier is smooth. The product is delivered very quickly, and will be purchased again if needed later.
Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!