What is the mole fraction of KCI in an aqueous solution that contains
26.3% KCI (weight/weight %)?
Molar Mass
KCI: 74.55 g/mol
H2O: 18.016 g/mol

Balance this equation: n2 + h2 > nh3, write the following molar ratios: n2 / n2 / nh3 h2 /

Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?

Which compound contain an iron with a 3+ charge