The molecular formula for magnesium sulfate hydrate is H14MgO11S
<span>The
balanced half-reaction: V</span>⁺(aq) → V⁵⁺(aq) + 4e⁻.
Vanadium(I) cations lose four electrons and became vanadium(V) cations.
<span>
Oxidation reaction is increasing of oxidation number of element, because
element or ion lost electrons in chemical reaction.
Reduction is lowering oxidation number because element or ions gain
electrons.</span>
Answer:
137
Explanation:
6.022x1023 is one mole. to work out the mass you do number of moles multiplied my Mr (which is 137)
1 mole x 137 = 137g
Answer:
A fund manager has portfolio worth $50 million with a beta of 0.87. The manager is concerned about the performance of the market over the next two months and plans to
use 3-month future contracts on the S&P 500 to hedge the risk.
