Answer:
They contain atoms that combine together to form molecules. In multicellular organisms, such as animals, molecules can interact to form cells that combine to form tissues, which make up organs. ... All atoms contain protons, electrons, and neutrons.
(N2) = to 65.3 is the right answer plus 21 = 63
D. the pressure is not high enough for the electrical current to flow in the right direction and the battery has stalled
Answer:
B Two
Explanation:
Let's check it out
H2SO4
hydrogen has one molecule
sulphur has 1
oxygen has -2
Answer:
a) 1.6
f)7.51
b)3.9
g)9.2
c)3.1
h)41.9
d)1.959
i)0.29
e)5.2
j)1.112
Explanation:
When you are multiplying or dividing the numbers you take the least amount of significant figures and that's how many significant figures your answer will be. Instead of being a super long answer. Hope this helps. Also, sorry it took me a hot minute :)