In the reaction H2CO3 (aq) + 2NH3 (aq) ? 2NH4 + (aq) + CO32 - (aq), which substance is reduced? A. H2CO3 B. NH3 C. NH4 D. CO3 E. None of the Above (This is not a redox reaction.)

Which may be true for a substance that absorbs energy? The energy decreases the molecular motion but increases the kinetic energy of the substance. The energy increases the molecular motion and the kinetic energy of the substance.

Write formulas for the binary ionic compounds formed between the following elements: a. Potassium and iodine b. Magnesium and chlorine c. Sodium and sulfur d. Aluminum and sulfur e. Aluminum and nitrogen

Which subatomic particles are pair with their charges?

Which monomer is produced when starches are broken down? O2 C6H12O6 CO2 H2O

How many co2 molecules are produced for each glucose that is catabolized completely by glycolysis, the citric acid cycle, and the electron transport chain?

Which statements about a neutral atom are correct? Check all that apply. The positively charged particles in the nucleus are positrons. The radius of the electron cloud is twice as large as the radius of the nucleus.

The STP conditions are ... a) 0C and 1 atm b) 0C and 760 kPa C) 0K and 1 atm d) 0K and 760 kPa

Which of these radioactive waste elements would be stored at New Mexico's Waste Isolation Pilot Plant? A) Carbon: C (atomic number 6) B) Lead: Pb (atomic number 82) C) Uranium: U (atomic number 92) D) Plutonium: Pu (atomic number 94)

1. HNO3 will dissociate into: ions with a charge, and, ions with a charge

In the reaction H2CO3 (aq) + 2NH3 (aq) ? 2NH4 + (aq) + CO32 - (aq), which substance is reduced? A. H2CO3 B. NH3 C. NH4 D. CO3 E. None of the Above (This is not a redox reaction.)