There are 5 significant figures
3.07g H2
27.4/26.98/2x3x1.01x2=3.07
Answer:
i)salt
Explanation:
NaCl is a neutral salt formed by reacting a strong acid HCl and a strong base NaOH. It is also ionic in nature.
It is also called common salt or table salt as it is used as edible in daily our life.
Chemical properties include reactivity with other elements of substances, toxicity, flammability, and chemical stability
just to name a few
