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For the reaction between permanganate ion and sufite ion in basic solution, the unbalanced equation is:
MnO4- + SO32- MnO2 + SO42-
When this equation is balanced using the smallest whole number coefficients possible, the number of OH- ions is(a) two on the right.(b) two on the left.(c) three on the right.(d) four on the right.(e) four on the left.
A 16 ounce specialty coffee drink contains 216 mg caffeine. If all the caffeine is extracted and dissolved in an equal amount of water, what is the pH of the solution. What is the percent ionization.
Can someone show me how to draw the reciprocal lattice for a simple tetragonal structure with a=0.4nm and c=0.5nm?
Question- For each of the following compounds, write a balanced net ionic equation and a Ksp expression for AgCO3, PbCrO4,and Hg2Cl2 Provide the complete equation
Given the following: 3648 L of wine, pH is 3.24, FSO2 is 24mg/L, TSO2 is 89 mg/L, alcohol is 12.6%. You want to maintain a MSO2 of at least 0.8 mg/L. How many mL of 95% pure SO2 liquid that has a density of 1.46 g/ml would you add
When concentrated hydrochloric acid is added to a solution containing Cu2+(aq), the colour changes to a pale yellow-green.No gas is evolved. No such colour change occurs when concentrated sulfuric acid is added toCu2+(aq).
Problem- what would happen if the ester we made (isopentyl acetate) were to be heated with a large volume of ethanol containing some sulfuric acid
How much boiling water would you need to raise the bath to body temperature (about 37c ). Assume that no heat is transferred to the surrounding environment.
a 270- flask contains pure helium at a pressure of 761 . a second flask with a volume of 455 contains pure argon at a
30 g of steam at 100ec condenses and drops to a temperature of 70ec. how much energy is needed to cool the liquid water
A camping lantern uses the reaction of calcium carbide, CaC2 (s) , and water to produce acetylene gas C2H2 (g) , and calcium hydroxide, Ca(OH)2 (s) . How many grams of water are required to produce 1.55 moles of acetylene gas
some people like to pour beer gently down the side of the glass to preserve bubbles.nbsp others splash it down the
Silicon tetrafluoride reacts with F- to produce the hexafluorosilicate ion, SiF6 2-. GeF4 behaves similarily, but CF4 does not. (A) Draw Lewis structures for SiF4, GeF6 2-, CF4. What is the hybridization of the central atom in each species
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