Compound 1 contains 87.43 g of iron and 37.57 g of oxygen.
Compound 2 contains 139.88 g of iron and 60.12 g of
oxygen.
1) Determine the percent composition by mass of both
iron and oxygen in each of the compounds.
2) Could these compounds be the same substance? Why
or why not?

Which type of bond is present in hydrogen sulfide (h2s)? the table of electronegativities is given. a. hydrogen b. ionic c. nonpolar covalent d. polar covalent

4. absorption has the highest risk of overdose due to increased potency. a. rectal b. oral c. transdermal d. intranasal

In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.