Answer:
A <u>mixture</u> is a material produced by mixing two or more distinct components in such a manner that there is no chemical response. Every component of purity is a <u>substance</u>. Every pure compound is a <u>substance</u>.
Answer: In the Nitrogen family
Explanation:
Other elements in the family are: phosphorus, arsenic, antimony, and bismuth.
Deltas are formed by deposits of sediments, soil, sand, and gravel.
Answer:
Option B.
Explanation:
As any reaction of combustion, the O₂ is a reactant and the products are CO₂ and H₂O. Combustion reaction for ethane is:
2C₂H₆ + 7O₂ → 4CO₂ + 6H₂O
So 2 moles of ethane react with 7 moles of oxygen to make 4 moles of dioxide and 6 moles of water.
Then 2 moles of ethane will produce 4 moles of CO₂
Answer: In the modern periodic table, the elements are listed in order of increasing atomic number. The atomic number is the number of protons in the nucleus of an atom. ... In a periodic table arranged in order of increasing atomic number, elements having similar chemical properties naturally line up in the same column (group).
Explanation: So it would be [C] OR [A]