Question

give the answer of these 5 questions

Answer 1

1. the charged particles are called ions . eg . NH3+ ie Ammonia
2. 3 will be the co efficient because .. since reactants of hydrogen have a mass of 6 u . therefore product must have the mass equal to reactants.
3.First react bacl2 and na2so4 ... and then calculate their masses by law of conservation of mass
4. Precipitate will be silver chloride white in colour .
5. Carbon_12 ... atm 12 u