So you need to put numbers before each compound to make sure there are the exact same number of elements on each side. If you put a 4 before NH4 there are 4 Nitrogen and now 16 hydrogen. I just played around with numbers and guessed until I got them even.
<h2>2AsCl3 + 3H2S → As2S3 + 6HCl</h2>
The number of protoms tells you what position of the element on the periodic table is
Answer:
I think Water because it keeps you dehydrated. You will still survive with out any food or any place to live but it's not air i know that for a fact because we need oxygen to live.
Explanation:
hope that helps:) you might can add some more words to it or change it up if you want to.
Answer:
d
Explanation:
collagen is made of proteins
