Answer: C) 
L 
Explanation: 
According to Avogadro's law, 1 mole of every gas occupies 22.4 Liters at STP.
Thus from the balanced chemical equation, 8 moles of hydrogen sulfide reacts with 8 moles of chlorine gas.
i.e 8 moles of hydrogen sulfide reacts with 
of chlorine gas.
2.28 moles of hydrogen sulfide reacts with 
of chlorine gas.
Answer:
24.5872 meters per second
Rouned 24.6 or 25
Scientists use the scientific method all the time to help them understand things about certain topics. The scientific method is a list of steps that are used before, during, and after the experiment. The scientific method can help prove hypothesis about things and can tell you the outcome of the experiment.
Answer:
4
Explanation:
Si has atomic number 14 so the electronic configuration 2,8,4
I would say developed technologies which somehow were lost
like the stone age: the stone hammer, who used that afterwards in the roman empire era and stuff?
