Questions from Chemistry

Q: Given: Mass of flask and foil (g) =

Given: Mass of flask and foil (g) = 60.1560 Mass of flask, foil, and condensed vapor (g) = 60.4312 Temperature of boiling water bath (C) = 98.7 Volume of flask (mL) = 165 Barometric pressure (mmHg) =...

Q: Mass of flask and foil(g) - 64.5297g

Mass of flask and foil(g) - 64.5297g Mass of flask, foil and condensed vapor - 64.9787g Temperature of boiling water bath - 101.2 C Volume of flask (mL) - 153.0 Barometric pressure - 762.4 mmHg Room t...

Q: Mass of flask and foil (g) = 63.4842

Mass of flask and foil (g) = 63.4842 Mass of flask, foil, and condensed vapor (g) = 63.6995 Temperature of boiling water bath (C) = 95 degrees C Volume of flask (mL) = 134 Barometric pressure (mmH...

Q: What is the pH of a 1.0 L of a

What is the pH of a 1.0 L of a 0.45 M solution of propionic (a.k.a. propanoic) acid? (pKa of propanoic acid is 4.88).

Q: Consider the following statements and determine which are true and which are

Consider the following statements and determine which are true and which are false. KrF4 has a tetrahedral structure. Bond angles for IF6+ are 60°. KrF4 is a non-polar molecule. SeF4 is a polar mol...

Q: Do the lewis structure for ethanol and dimethyl ether.

Do the lewis structure for ethanol and dimethyl ether.

Q: Explain why conjugate pairs must be composed of weak acids and bases

Explain why conjugate pairs must be composed of weak acids and bases.

Q: Which of the following statements is ALWAYS true about deposition?

Which of the following statements is ALWAYS true about deposition? None of the other answers are correct

Q: Name the following alkenes using systematic names. 1.

Name the following alkenes using systematic names. 1. 2. 3.

Q: Molecular Species Lewis structure Molecular geometry around central atom(s)

Molecular Species Lewis structure Molecular geometry around central atom(s) (from the number of electron groups predict the shape) Polar or nonpolar? Structural isomers? CH4 CH2Cl2 CH4O H2O C2H2B...