The reaction of 7.8 g benzene, C6H6, with excess HNO3 resulted in

0.90 g of H20. What is the percentage yield?

C6H6 + HNO3 - C6H5NO2 + H2O

Molar Mass: C6H6 = 78 g/mol; HNO3 = 63 g/mol; C6H5NO2 = 123

g/mol; H2O = 18 g/mol

0.00121 mol to grams

Part A Determine the number of protons in each of the following isotopes of chr Enter your answers numerically separated by commas. DVI Aed 2 ? Cr - 50, Cr - 52, Cr - 53 Cr - 54 = Submit Request Answer

Which of the following is true about a redox reaction? In a redox reaction, an electron is lost by the reducing agent. In a redox reaction, an electron is lost by the oxidizing agent. In a redox reaction, the oxidized species gains electrons.

Calcium Oxide is used to remove pollutant SO2 from smokestack gases. The ΔG° of the overall reaction is - 418.6 kJ. What is PSO2 in equilibrium with air (PO2 = 0.21 atm) and solid CaO? CaO (s) + SO2 (g) + 1⁄2O2 (g) ⇔CaSO4 (s)

What type of bond allows heat and electricity to move freely throughout the material?

Which planet has no atmosphere which prevents erosion?

Why must you wear safety glasses at all times

How do you classify solutions as acidic, basic, or neutral?

Which statements describe abiotic factors in an environment?

A ball rolling across the ground in Death Valley will slow and eventually stop. Why? - the ball's kinetic energy evaporates. - the ball's force is destroyed. - the friction of the ball changed the force to negative ions.