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Iron(III) oxide reacts with carbon monoxide according to the equation:
Fe2O3(s)+3CO(g)→2Fe(s)+3CO2(g)
A reaction mixture initially contains 22.15 g Fe2O3 and 15.98 g CO.
Once the reaction has occurred as completely as possible, what mass (in g) of the excess reactant is left?
verify the law of multiple proportions for an element X, which forms oxides having percentages of X equal to 77.4%, 63.2%,69.6% and 72.0%
at 665 degc keq is 0.234 for the following reaction4as bg ?2cs dgif b gas at 0.221 bar is injected into a container
Based upon the intermolecular forces present, rank the following substances according to the expected boiling point for the substance. Rank from highest to lowest boiling point. To rank items as equivalent, overlap them. HCl, NaCl, N2, H2O
A a 7.50 L container holds a mixture of 2 gases at 21'C. The partial pressure of Gas A and Gas B, respectively, are 0.353 atm and .620 atm. If 0.250 mol of a third gas is added with no change in volume or temperature, what will total pressure beco..
How many grams of oxygen reacted with the phosphorus?
calculate the pH and concentration of all species present assuming that the activity coefficients are equal to 1.0 for all species
What is the name of the compound (NH4)3PO3? Why is special about this compound? Choose one answer. a. Ammonium phosphate; this covalent compound is made up of two polyatomic ions, ammonium and phosphate.
an amino acid binding protein involved in transport of the amino acid across membranes was isolated from e. coli.
Explain what observed rotation is expected when a 1.18 M solution of (R)-2-butanol is mixed with an equal volume of a 0.590 M solution of racemic 2-butanol, and the resulting solution is examined in a sample container that is 1 dm long
If the temperature probe is accidentally calibrated incorrectly and at 0.0C it reads -500. C, what temperature in Celsius will the probe read at 52. F
What gas escaped during the sodium bicarbonate washing. Write balanced equations for two reactions that took place during this operation.
Q1. Why are 2 valence electrons accounted for in the equation in step 4 above?
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