Kalzium
5.0 kati ya nyota 5 (kulingana na hakiki 1)
Kalzium is a program that shows you the Periodic Table of Elements. You can use Kalzium to
Lebo: equation solver for stoichiometric problems
Saraka isiyo na Biashara
wale ambao hutoa, hawapaswi kuuliza chochote kwa malipo
wale wanaopokea, hawapaswi kulipa chochote