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The reaction of coal and water at a high temperature produces a mixture of hydrogen and carbon monoxide gases. This mixture is known as synthesis gas (or syngas). What mass of water is required for the formation of 175 grams of carbon monoxide? C(s) + H2O(g) ® H2(g) + CO(g)
Assemble the alcohols (have the formula of C4H10) in the order of increasing reactivity with concentrated HCl.
Consider the reaction CaCN2 + 3 H2O → CaCO3 + 2 NH3 . How much CaCO3 is produced if 47.5 moles NH3 are produced
A buffer is prepared by mixing 500 ml of 0.4 M Na2HPO4 and 500 ml of 0.2 M NaH2PO4 (pK1 = 2.10; pK2 = 6.70; pK3 = 12.30). Calculate the pH of this buffer.
The compound known as butylated hydroxytoluene, abbreviated as BHT, contains carbon, hyrdrogen, and oxygen. A 2.626 g sample of BHT was combusted in an oxygen rich environment to produce 7.867g of
A 100g sample of water at 27oC is poured into a 76.2g sample of water at 89oC. What will be the final temperature.
The density of a 50% solution of NaOH is 1.525 g/mL. What volume of a solution that is 50% by weight NaOH is required to make 1 Liter of 0.15M NaOH solution.
A copper refinery produces a copper ingot weighing 121 lb. If the copper is drawn into wire whose diameter is 8.00 mm, how many feet of copper can be obtained from the ingot.
Whats the reduced mass of CO2. I know how to do it for CO but since its 3 molecules do you go m1+m2+m3/m1m2m3 or is m2 just 32
If all the chloride in a 4.348 g sample of an unknown metal chloride is precipitated as AgCl with 70.90 mL of .2010 M AgNO3, what is the percentage of chloride in the sample
Indicate which of the following sets of quantum numbers in an atom are unacceptable. More than one answer could be right!
What is the change of H for the following reaction at 273 K?
what is the freezing point of an aqueous solution of a nonvolatile solute that has a boiling point of 102.45 0C?
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