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C3h8+5o2=3co2+4h2o How Many Moles Of Oxygen Are Necessary To React Completely With Four Moles Of Propane?
Solubility of Terpin Hydrate for Chemistry Students, what is the structure of terpin hydrate and is it more soluble or less than starting material?
We add excess Na2CrO4 solution to 17.0 mL of a solution of silver nitrate (AgNO3) to form insoluble solid Ag2CrO4. When it has been dried and weighed, the mass of Ag2CrO4 is found to be 0.310 grams.
The activation energy for the formation of HCl from its elements: H2 (g) + Cl2 (g) → 2 HCl(g) is 155 kJ mol-1. How much faster will this reaction occur at 200°C versus at 100°C?
Would the mass of the precipate collected be more, unchanged, or less if the residue was washed with hot distilled, deionized water instead
A solution of ammonia and water contains 4.70×10 water molecules and 5.50×10 ammonia molecules. How many total hydrogen atoms are in this solution?
A bicycle tire is filled with air to a pressure of 100. psi at a temperature of 19 degrees celcius. Riding the bike on asphalt on a hot day increases the temperature of the tire to 58 degrees celcius.
The temperature of the entire system rose from 25.30 °C to 26.59 °C. Calculate the heat of reaction, in kJ, per mole of KOH(aq).
Rate Law for Proposed Mechanism, Consider the reaction 2NO(g) + O2 ---> 2NO2 (g). The following mechanism has been proposed to explain the experimental rate law
Calculate the molarity and the molality of an NH3 solution made up of 36.5 g of NH3 in 70.0 g of water. The density of the solution is 0.982 g/mL.
When M2S3 is heated in air, it is converted to MO2. A 4.000g sample of M2S3 shows a decrease in mass of .277 g when it is heated in air.
Important information about AP Chemistry a. S(2)O(3)^2- (aq)+I(3)^- (aq) ->S(4)O(6)^2- (aq) + I^- (aq) b. Mn^2+(aq) + HBiO(3) (s) ->MnO(4)^- (aq) + Bio^+ (aq) (acid)
A furniture factory needs 36.5 ft2 of fabric to upholster on a chair. Its Dutch supplier sends the fabric in bolts of exactly 200 m2. What is the maximum number of chairs that can be upholstered by 3 bolts of fabric (1 m = 3.281 ft)?
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