Answer:
The correct answer is: X is nitrogen dioxide, and Y is a metal oxide
Explanation:
Combustion of compound of containing nitrogen and metal will give nitrogen dioxide and metal oxide as product. During combustion reaction a compound reacts with oxygen in order to yield oxides of elements present in the compound.
The general equation is given as:

Hence, the correct answer is :X is nitrogen dioxide, and Y is a metal oxide.
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ioda
A) CuBr2
b) Al(NO3)3
c) Ca3(PO4)2
d) Fe2S3
e) HgCl2
f) Mg(C2H3O2)2
A) 75 kg
Answer^
Explanation:
a = Fnet / m : plug the numbers in
2.2 m/s ^2 = 165n /m : now cross multiple
22m / 165 : now divide 22 to both sides
M = 75
When the parts of the atoms are connected such as the electrons are connected around the molecules which are made up of nuetrons and protons. Calcium is the same way
Rutherford's model of the atom is also known as the planetary model because this is when he discovered the nucleus of the atom. He also discovered that the nucleus of the atom, located at the center of an atom, is only 1/3000th the size of the atom's diameter. Also, surrounding the nucleus is an electron cloud. Therefore, the best description of his model would be <span>a sports stadium with a marble at the center.</span>