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The concentration of iodine in sea water is 60 parts per billion by mass. If one presume that the iodine exists in the form of iodide anions, define what is the molarity of iodide in sea water? The density of sea water is 1.025 g/mL
Consider the substitution reaction of H2S-BH3 with NH3, which generates two product molecules (ignore the states of matter), assuming that no species exceeds the octet rule. Given the following information:
Write an equation showing stereochemistry of starting material and the product,for the reaction of (S)-1-bromo-2-methylbutane with sodium iodide in acetone.what will be the configuration (R or S)of the product
an unknown amount of CO2 occupies a volume of 9.04 L at 25°C and 1.17 atm pressure. How many moles of CO2 are there in this sample?
Calcium hydride, CaH2, reacts with water to form hydrogen gas. CaH2(s) + 2 H2O(l) → Ca(OH)2(aq) + 2 H2(g)
Historically, the solid residue that is left after the methylene chloride solution is evaporated has a lower melting point that its literature value, due to impurities. Explain what impurities are present and why.
Write the net ionic equations for & the reactions occurring for each cation in the group.
At room temperature benzoic acid dissolves in the less polar solvent, ether, but not very much in the more polar solvent, water. However, the deprotonated species, the benzoate ion, dissolves in water but not ether. What does this tell you about t..
what is the theoretical and percent yields of ethanol if 648 grams of sucrose undergoes fermentation and 349 grams of ethanol is obtained.
A Breathalyzer instrument contains two ampules, each of which contains 0.75 mg K2Cr2O7 dissolved in 3 mL of 9 mol L^-1 H2SO4(aq). One of the ampules is used as reference. When a person exhales into the tube of the Breathalyzer, the breath is direc..
A. 4.00×10?3 HBr are dissolved in water to make 14.0L of solution. What is the concentration of hydroxide ions,OH^-, in this solution? B. 2.00g of NaOH are dissolved in water to make 2.00L of solution. What is the concentration of hydronium ions, ..
a certain first-order reaction has a rate constant of 6.60times10-3 at 45 . how many minutes does it take for the
Explain a non-reducing sugar found in honey has the molecular formula C18H32O16. Acidic hydrolysis gives 1 mole D-fuctose, 1 mole. Compute the total number of stereoisomers possible for this trisaccharide
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