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Write the expression for the equilibrium constant, for the following reaction: A (g) + 2B (aq) → 3C (s) + 4D (g)
What mass of zinc is needed to react with 23.1 g of phosphoric acid
30 cm3 of 0.1 M Al (NO3)3 SOLUTION IS RECTED WITH 100cm3 of 0.15M of NaOH solution. Which reactant is in excess, and by now much ?
- A. NaOH solution by 70 cm3
- B. NaOH solution, by 60 cm3
- C. NaOH solution by 40 cm3
- D. Al(NO3)3 solution by 20 cm3
- E. Al(NO3)3 solution by 10 cm3
1. Calculate the ionic strength of a 0.02 M solution of Al2(SO4)3
Liquid octane (CH3(CH2)6CH3) will react with gaseous oxygen (O2) to produce gaseous Carbon dioxide (CO2) and gaseous water (H2O). Suppose 10. g of octane is mixed with 69.1g of oxygen. Calculate the minimum mass of octane that could be left over by the chemical reaction
How many moles are in 3.28x10^23 atoms of Na
if 146.5 g of chromium chlorite decomposes, what mass of oxygen can be produced
The internal pH of a muscle is 6.8. Calculate the [H2PO4-]/[HPO42-] ratio in the cell. The second dissociation constant of phosphoric acid is 6.31x10-8
Research the definition and process involved in Biodegradation and Biotransformation.Explain how these process help to lessen the environmental risks and danger of insect repellants.
How does pressure affect the solubility of a gas in a liquid?
