Lập công thức hóa học của hợp chất biết: a, khối lương C : khối lượng O=3:8
b, khối lượng C: khối lượng H=6:1 pjaan tử khối =56

Correct relationship between molecular formula and empirical formula

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.

How many moles of oxygen gas are produced from the decomposition of six moles of potassium