Chemistry, 07.05.2021 14:00, debrielcalderon
Suppose that 13g of a nonelectrolyte is dissolved in 0.50 kg of benzene. The
boiling point of this solution is 80.61 °C. The normal boiling point of benzene is
80.10 °C. The molal boiling point elevation constant for benzene is 2.53 °C/m. What is the
molar mass of the solute?
Answers: 2
Chemistry, 21.06.2019 15:00, jujurocks10
If a planet rotates 360 degrees during a 24 hour time period, what does that tell us about the planet? a. the middle of the planet is in darkness b. the seasons on the planet vary every day. c. the planet runs on a 12-hour time clock. d. the temperature on the planet varies daily.
Answers: 1
Chemistry, 22.06.2019 12:20, missayers172
Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.
Answers: 3
Chemistry, 22.06.2019 13:50, kelonmazon2492
Read the chemical equation. 2c2h2 + 5o2 → 4co2 + 2h2o which of the following statements would be correct if one mole of c2h2 was used in this reaction? one mole of oxygen was used in this reaction. five moles of oxygen were used in this reaction. four moles of carbon dioxide were produced from this reaction. two moles of carbon dioxide were produced from this reaction.
Answers: 3
Suppose that 13g of a nonelectrolyte is dissolved in 0.50 kg of benzene. The
boiling point of this...
Mathematics, 02.07.2019 19:10
Mathematics, 02.07.2019 19:10
Mathematics, 02.07.2019 19:10