Question 25 Find the ratio by mass of the combining elements in the following compounds. (a) CaCO3 (d) C2H5OH (b) MgCl2 (e) NH3 (c) H2SO4 (f) Ca(OH)2
Question 7
Unscramble the following words related to components of food and write them in the space provided.
(a) reinpot ______
(b) menliars ______
(c) tivanmi ______
(d) bocatradhyer ______
(e) nitesturn ______
(f) tfa ______
Draw structural formula for each of the following compounds : (a) isomer of n-butane, (b) vinegar, (c) 2-propanol (d) ethanal, (e) acetone (f) diethyl ether What is used to describe these compounds taken together ?