Answer:
B. limiting families to only one child
Below is the solution:
n equation showing conservation of mass of reactants and products:
<span>2H2O --> 2H2 & O2 </span>
<span>what is the mass of the oxygen gas produced, from 178.8 g H2O , (using molar masses: </span>
<span>178.8 g H2O @ (1mol O2)(@ 32.00 g/mol) / (2molH2O)(18.02g/mol) = </span>
<span>your answer (4 sigfigs): 158.8 g O2 </span>
<span>178.8 g H2O ---> 20.0 H2 & 158.8 O2</span>
China, India, The U.S, and Brazil. Hope that helps! ☺
Answer:
bc they just made in ppl and that made the late centuries cause
Explanation:
Hello There! ^_^
Your question: Which one of the following times would be the longest..?
You answer: The Paleozoic Era would be the longest time span.
the answer is option B.
Hope this helps!
