Identify the principle of separation. i. raw rice and lentils
ii. sulphur and iron filings
ii. sand and sawdust
iv. oil and water
v. ammonium chloride, salt and sand​

Describe the chemical reaction based on the chemical equation below. also, explain whether the equation is balanced.

If you have 5.25 grams of methane (ch4), how many grams of co2 will you produce ?

Which formula can be used to calculate the molar mass of ammonia (nh3)? molar mass of n + molar mass of h 3 × molar mass of n + molar mass of h molar mass of n + 3 × molar mass of h 3 × molar mass of n + 3 × molar mass of h