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Sometimes redox reactions happen differently in acidic or basic solutions. Explain, in your own words, the difference in how you balance a reaction in acidic solution and basic (alkaline) solution.
Oxygen is a common oxidizing agent in nature. What changes in the oxidation number of oxygen must occur if it is to be an oxidizing agent
Strontium-90 is one of the products of the fission of uranium-235. This strontium isotope is radioactive, with a half-life of 28.1 yr.
why do we need to excess FCR? Also give 3 reasons why gallic acid is used as standard for the total phenolic assay?
How many grams of KNO3 are needed to make 450 mL of a solution that is to contain 5.50 mg/mL of potassium ion? Calculate the molarity of the solution.
Write the balanced net ionic equation for the following reaction in basic solution. Be sure to show phase labels in your final answer
An excess of AgNo3 reacts with 110.5 of an AlCl3 solution to give 0.215g of AgCl. What is the concentration in moles per liter?
Which of the following is a use for nuclear energy?
Estimate the mass of water that must evaporate from the skin to cool a body by 0.10, if the mass of the body is 91 and its heat capacity is 4.0 . (Assume that the heat transfer is 100 efficient.)
Pyridine is a heterocyclic aromatic compound similar in structure to benzene. It is widely used as an organic base because it reacts with acids, but is inert to most reagents.Write an equation with structural formulas to show how pyridine reacts w..
The rate constant of a reaction is 4.7 10-3 s-1 at 24°C and the activation energy is 33.6 kJ/mol. What is the value of k at 75°C?
the water for the pan is not saturated with CO2. Will the reported percent CaCO3 in the original sample be too high, too low, or unaffected? Explain
What is the characteristic of matter that causes it to expand when the temperature increases and contract when the temperature decreases?
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