It would be D
Because a covelant compound forms when 2 non metal atoms bond
Answer:(3)
Explanation: 2Al+3H2SO4----->Al(2SO4)3+3H2
Answer: Chosen landforms are:
1) Hill
2) Mountain
3) Plateau
4) Valley
Explanation:
1) Hill is an elevated location smaller than a mountain. Location: Land
2) Mountain is a large mass of earth and rock, rising above the common level of the earth or adjacent land, usually given by geographers as above 1000 feet in height (or 304.8 metres).
Location: Land or Water
3) Plateau is a largely level expanse of land at a high elevation. It is also known as tableland.
Location: Land
4) Valley is an elongated depression between hills or mountains, often with a river flowing through it.
Location: Land or Water
Impulse is the product of a force and the time during which that force acts on a body.
No of protons=107+1=108
No. Of neutrons=158
Mass no. =166