Use the following equation to complete the questions below. 2C2H6 + 7O2 → 4CO2 + 6H2O How many moles of oxygen would you need to produce 25 moles of CO2? How many moles of water would be produced if you used 32 moles of O2?

If 4.35 grams of zinc metal react with 35.8 grams of silver nitrate, how many grams of silver metal can be formed and how many grams of the excess reactant will be left over when the reaction is complete? Show all of your work.

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The change in the standard Gibbs free energy (ΔGº) for the dissociation of nitrous acid (HNO2) at 298 K is 19.09 kJ. If the pH of the solution after equilibrium is reached is 1.30 and the NO2 - concentration at equilibrium is 0.00060 M.

Write the mole ratios A. between C6H8O7 and CO2 B. between NaHCO3 and H2O C. C6H8O7 and Na3C6H5O7 D. NaHCO3 and Na3C6H5O7

Convert 2.60 meters per second to mph

The density of an aqueous solution of nitric acid is 1.36 g/ml and the concentration is 2.48 m. what is the concentration of this solution in percent by mass?

In a crystal lattice of an ionic compound, A. Kind of a given charge are clustered together B. Ions are surrounded by ions of the opposite charge C. A sea of electrons surrounds the ions D. Neutral molecules are present

Discuss why two objects of made of the same type of matter at the same starting temperature with different masses increase in temperature at different rates when the same amount of thermal energy is transferred to each object.

An isotope contains 56 protons, 54 electrons, and 74 neutrons. What is the identity of the isotope?

How many ozone particles are needed to form 24 particles of oxygen gas?