Question

as we know that leaves of plants are waterproof due to critical on the same way take the pieces of paper of leaf size and make the waterproof after completion of this paper places in cold water and half in hot water do all the pieces of paper remain waterproof explain your observation and reserves with the specifications​

Answer 1

Answer:

A chemical formula is an expression that shows the elements in a compound and the relative proportions of those elements. ... Molecular formulas do not indicate how the atoms are arranged in the molecule. The empirical formula tells the lowest whole-number ratio of elements in a compound.