Based upon the following equation: P4 + 5 O2 - - > 2 P2O5 How many grams of P4 (molar mass 124 g = 1 mole) are necessary to react with 6.8 grams of O2 (molar mass 32 g = 1 mole) ?

Benzene was treated with isopropyl chloride in the presence of aluminum trichloride under conditions that favor dialkylation. draw the major product (s) expected from this reaction.

Which statements are true of the reactions in the Sun? Check all that apply. A. The reactions occur because the nuclei are moving very slowly. B. They are fission reactions. C. Helium atoms are produced. D. They occur between hydrogen atoms.

Draw the structure of the isomers of c6h11br that contains a 5-membered ring and is least reactive in an sn1 reaction.

Different fatty acids are distinguished by the length of their_? double bonds single bonds carboxylic groups carbon chains

Arrange these molecules in order of decreasing mass: C 6 H 14 , NO 2 , Fe 2 O 3 , and CaCO

Which equations represent precipitation reactions? More than one can be chosen. A. Na2S + FeBr2 → 2NaBr + FeS B. MgSO4 + CaCl2 → MgCl2 + CaSO4 C. LiOH + NH4I → LiI + NH4OH D. 2NaCl + K2S → Na2S + 2KCl E. AgNO3 + NaCl → AgCl + NaNO3

The amount of massin a given volume of air is

What is the molarity of a solution that contains 612 grams of CaCl2 in 3.04 liters of solution? 1.81 M 201 M 5.52 M

What is the empirical formula for naphthalene

Explain why a piece of aluminum or magnesium can be used to remove tarnish, which is mostly silver sulfide, on silverware.