The following data were collected for a system at equilibrium at a certain temperature. Calculate the equilibrium constant at this temperature for the reaction. ([H2] = 0.1mol/L; [N2] = 1.1 mol/L; [NH3] = 0.0390 mol.L) 3 H2(g) + N2(g) = 2NH3(g)

(1.7) A student performs an experiment to determine the density of a sugar solution. She obtains the following results: 1.71 g/mL, 1.72 g/mL, 1.71 g/mL, 1.70 g/mL. If the actual value for the density of the sugar solution is 1.50 g/mL, which statement below best describes her results? O Her results are accurate, but not precise. O Her results are precise, but not accurate. O Her results are both precise and accurate O Her results are neither precise nor accurate.

sovle this ASAP 10mins find both the everything   bottle mass is 50mg

Honors Chemistry -4th Hour- Dr. Paul / Gases/ Lesson 148 19. The kinetic molecular theory assumes that particles are not attracted to each other. Which property of liquids proves this assumption untrue? fluidity pressure viscosity O volume New version available! (3.0.227) GET IT NOW PREVIOUS 19 E 00:40:14

A student sets up and solves the following equation to solve a problem in solution stoichiometry. Fill in the missing part of the student's equation. (0.37) 1 mL 10 109.85 g mol 2.17 mL = 7.3 mol x10 0.0 X μ 0|0 4

Calculations for standardization of sodium hyroxide Mass of KHCgH404 (9) Moles of KHC₂H404 used (mol) Moles of NaOH reacted (mol) Final buret reading of NaOH (mL) Initial buret reading of NaOH (mL) Volume of NaOH solution used (mL) Volume of NaOH solution used (L) Concentration of NaOH (M) Trial 1 0.424 .0021 40.89 19.29 21.60 .0216 Trial 2 0.439 .0021 22.09 0.95 21.14 .02114 Table view List view Trial 3 0.449 .0022 49.10 22.09 27.01 .02701

32. A lotion vehicle contains 15% v/v of glycerin (sp gr 1.25). How much glycerin should be used in preparing 5 gallons of the lotion? a. 2271 g glycerin b. 3339.7 mL glycerin c. 2671.8 g glycerin d. 3548.4 g glycerin

The answer is not 0.11

3. State how many significant figures are proper in the results of the following calculations. a. (106.7)(95.6)(46.210)(1.01)   b. (18.7)2   c. (16.0 ✕ 10−20)(3712)

Consider the reaction between solid scandium oxide and hydrogen chloride (HCl) gas to form solid scandium chloride and liquid water (the only cation that scandium [Z = 21] can form has a charge of +3).   How much scandium chloride (in grams) can be formed if 11.4 g of scandium oxide and 66.7 g of hydrogen chloride gas are placed in a reaction vessel? (3 sf)