Questions

GDP tends to overstate economic well-being because it takes into account social costs related to the consumption of products with adverse health effects

No. Boiling water is not a chemical change. Because in this process it doesn't loss its properties. It just changes its state i.e, from liquid state to gaseous.

Hence, Boiling water is a Physiacl change and not a chemical change.

When two or more chemical species combine to form a single product, the reaction is said to be synthesis reaction. It is also called as Direct Combination reaction.

Here in the given options, Sodium (Na) combines with Chlorine (Cl) to form a more complex single product Sodium Chloride (NaCl).

Vatican city is not the member of UNO

The purpose of safety stock is to control the likelihood of a stockout due to the variability of demand during lead time. Stockouts contribute to the direct loss of any type of business.