sharii

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

Questions

The following questions were asked by visitors named sharii.

Fe 3+ + scn- + Na2PHO4 produces what exactly?
12 years ago

Answers

The following answers were posted by visitors named sharii.

a(a+7)-3(a+7)=-9 a^2+7a-3a-21+9=0 a^2+4a-12=0 a^2+6a-2a-12=0 a(a+6)-2(a+6)=0 a+6=0 a=-6 OR a-2=0 a=2
12 years ago