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At its closest approach, Mars is 56 million km from Earth. how long would it take to send a radio message from a space probe of Mars to Earth when the planets are at this closest distance.
how many milimeters of 0.755 M H2SO4 solution is needed to react with 55.0 mL of 2.50 M KOH solution? Given 2KOH (aq) + H2SO4 (aq) ------ 2H2O (I) + K2SO4
Determine the chemical formulas for a covalent compound whose molecules contain 2 carbon atoms, 6 hydrogen atoms and an oxygen atom
An organic material is extracted from water. The separatory funnel containins 10 mL of ether and 20 mL of water. Considering that the K (partition coefficient) value is 3.2,
Ka for HCN is 4.9 × 10-10. What is the pH of a 0.068 M aqueous solution of sodium cyanide
Calculate the concentration of OH- ion remaining in solution. Calculate the concentration of Sr+ ion remaining in solution. Calculate the concentration of NO3- ion remaining in solution.
How much of my favorite Mosel River area vintage (35.0 % ethanol) brandy must Sam-E consume in order to lower the activity of his ADH on methanol to 2.00% of Vmax
suppose you have a 40.3 ml sample of a solution containing a mixture of nitric acid hno3? and hydrochloric acid hcl.
Consider the fundamental units of each term in the equation. What physical quantity is represented on each side of the equation
Assuming that the smallest measurable wavelength in an experiment is 0.410 fm (femtometers), what is the maximum mass of an object traveling
Measuring concentration of acetic acid and other organic acids in an aqueous solution, What analytical method would be employed to measure and determine the concentration of each acid in solution. Would this be a GC/MS analysis
What is the mechanism for how a byproduct of triphenylmethanol synthesis is ethoxytriphenylmethane
a student wants to dissolve the maximum amount of caf2 ksp 3.2 10-11 to make 1 liter of aqueous solution. a into
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