What is the process used for extracting metals from ores?

A. ore

B. s. lag

C. alloy

D. smelting

A 36 gram sample contains 28 grams of fe and 8 grams of oxygen. determine the percent composition for each of the elements.

Can you discribe physical and chemical properties

5. What is the primary purpose of muscle?

Which compound is a member of the same homologous series as C3Hg? (1) CH4 (2) C4H8 (3) C5H8 (4) CsH10

Be sure to answer all parts. For each of the following pairs of elements, state whether the binary compound they form is likely to be ionic or covalent.

Sodium chloride is stirred into water to form a solution. in this case, what are sodium chloride and the water?

What can form as a result of a chemical reaction?

A solution of orange juice that weighs 500 g contains liquid juice and solid pulp. All of the pulp is removed from the juice. The pulp is found to weigh 50 g. How much would the remaining liquid juice weigh? A. 50 g B. 250 g C. 450 g D. 500 g

Assume 3 molecules of Fe react according to the following equation. 3Fe + 4H2O Fe3O4 + 4H2 How many molecules of H2 are produced? How many water molecules are required? What is the mole ratio of Fe to H2O?

10.0 mL of a HF solution was titrated with a 0.120 N solution of KOH; 29.6 mL of KOH were required to completely neutralize the HF. Calculate the normality of the HF solution.