Hydrogen is in a state of matter as a gaseous form. (so the answer is gas)
Answer:
77.5 years
Explanation:
Preliminary data indicates that life expectancy at birth in the United States had reached a record high in 2003.
As the cells multiply they get slower
The reason why the eggs of silkmoth is stored below 18c in winter season is to keep it enclosed so it won’t hatch and die sooner!.
Answer:
2. 2H2O2 -> 2H2O+ O2
Explanation:
This equation is balanced because there are equal amounts of each element on each side. 4 Hydrogen on the left, 4 On the Right. 4 Oxygen on the Left, 4 on the right.
Although 1 is balanced it is not the Chemical equation for hydrogen peroxide (H2O2)
2. is not the equation for Hydrogen Peroxide
4. Balanced although this one does not show oxygen as a gas ( when oxygen is a gas it is O2)