Edison

This page lists questions and answers that were posted by visitors named Edison.

Questions

The following questions were asked by visitors named Edison.

What is the advantages and disadvantages of using sodium carbonate to soften water?
9 years ago

Answers

The following answers were posted by visitors named Edison.

30g
4 years ago
1 2/3 * 3 3/4 = 25/4. simplified form=6 1/4
4 years ago