Reference no: EM132786336 , Length: 99 words

Question 1: A 0.517 g sample of a metal, M, reacts completely with sulfuric acid according to

M_(s)+H₂SO_4(aq)?MSO_4(aq)+H_2(g)

A volume of 235 mL of hydrogen is collected over water; the water level in the collecting vessel is the same as the outside level. Atmospheric pressure is 756.0 Torr, and the temperature is 25 °C. The vapor pressure of water at 25 °C is 23.8 Torr. Calculate the molar mass of the metal.

Question 2: Is the following reaction an oxidation, reduction, or neither?

oxidation
reduction
neither

Question 3: What is the structure proposed from the below data?

Molecular Formula: C₈H₄O₃

Question 4: Which of the fowling coordination compounds in color?

A) [Co(NO₂)₆)]^3- B)[CO(NH₃)₆]³⁺ C) [Ag(NH₃)₂]⁺ D) [Ti(H₂O₆)]³⁺

Question 5: Draw the mechanism for the reaction below:

Question 6: Calculate the molarity of each of the following solutions.

0.500 mole of urea (CH₄N₂O) in 2.50 × 10² mL of solution

Question 7: Write out the correct answer to the math problem below, paying close attention to significant figures. Write as a normal decimal number. Do not use scientific notation.

(0.0590x8.105x10²/1.8x10^-3) =

Question 8: Name the following organic compounds using the IUPAC system