Explanation:
atomic mass
Really...i think it can also be atomic number..
Rise, decrease, away from ocean, towards land
2. The coefficients represent to molar ratios in a balanced equation.
Answer:
0.125 moles
Explanation:
2.8 litres is equivalent to 2.8dm³
At STP,
1 mole = 22.4 dm³
x mole = 2.8 dm³
Cross multiply
22.4x = 2.8
Divide both sides by 22.4
x = 2.8/22.4
x = 0.125
