Answer:
1. chemical name: Sucrose
Explanation:
the chemical´s element amount is 3
Answer:buckled railroad tracks on a hot day
Explanation: i just did it
B. This looks like ice turning to water then to steam
A. an ionic bond dslslslslsks
Assuming that the ammonium sulfide formula is (NH4)2S then you can see that there are 2 nitrogen, 8 hydrogen and 2 sulfur atoms for every ammonium sulfide. If the amount of ammonium sulfide is 8.9 moles, then the number of hydrogen atoms should be: 8/1 * 8.9 mol= 71.2 moles