If silicon dioxide is heated with an excess of carbon, 27.9g of silicon carbide (SiC) along with some carbon monoxide are produced. Stoichiometry shows that 20.1g of silicon carbide should have been produced in this reaction

periodic trends is an atom that gets larger as the number of electronic shells increase, the radius of atoms increases as you go down a certain group in the periodic table of elements. in general, the size of an atom will decrease as you move from left to right of a certain period.

the food using pesticides in the future will harm you by giving you diseases like cancer or something since they have things that we should not eat in it like chemicals or pesticides. that is why organic food is more expensive because they take the time to make it right and healthy for you to eat.

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