Membranes are barriers and “gatekeepers”, they only let certain molecules pass through them.
they also transport nutrients to the cell
Hey there,
Your answer would be
Coefficients are placed in front of the reactants and/or products
Hope this helps,
<h2>- <em>Mr. Helpful</em></h2>
The molecules in gas are farther apart and have more room to bounce around than liquid
Answer:Tungsten changes oxidation numbers +6 to zero
Undergoes reduction
Explanation:
did it!
