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A thermometer containing 9.5 of mercury has broken. If mercury has a density of 13.6 , what volume spilled?
of an apparatus that could be used to electroplate a ton spoon with Ag. Label the anode and cathode, suggest an electrolyte, and write the anode and cathode half reactions. explain how the process takes place.
Specify which compounds in the following pairs of ionic compounds has a higher lattice energy. (a) KCl or MgO (b) LiF or LiBr (c) Mg3N2 or NaCl.
How much heat is gained (in Joules) by the water where a chemical reaction takes place in 100 mL aqueous solution and has a temperature increase of 14 C?
Suppose that 33.55 g of ice at -12.9°C is placed in 54.72 g of water at 99.8°C in a perfectly insulated vessel. Calculate the final temperature. (The molar heat capacity for ice is 37.5 J K-1 mol-1 and that for liquid water is 75.3 J K-1 mol-1. Th..
combustion of 1.031g of a compound containing only carbon hydrogen and oxygen produced 2.265g if carbondioxide and
How do you draw a 6 carbon hydrocarbon with 3 vinylic hydrogens and 3 allylic hydrogens
The inositols are a group of naturally occurring stereoisomeric 1,2,3,4,5,6-cyclohexanehexols. The most commonly occurring inositol is shown at the below. Is the structure shown chiral or achiral
Consider the following pair of nucleophiles in CH3OH. Which, a: F- or b: N3- is the better nucleophile. Consider the following pair of nucleophiles in CH3OH. Which, a: CH3S- or b: H2O is the better nucleophile
calculate the molarity and mole fraction of a 1.43 m solution of acetone ch3coch3 dissolved in ethanol c2h5oh. density
1) If air oxidation of 92.0% iron to ferric oxide is 87.0% efficient, what mass of this iron is required to make 3.00 moles of ferric oxide?
This exothermic reaction is catalyzed by MnO2(s). 2H2O2(aq) => 2 H2O(l) + O2(g) Which of the following will increase the rate of this reaction? 1. Raising the temperature 2. Increasing the surface area of MnO2(s)
acetylene c2h2 will burn in the presence of oxygen.2c2h2g 5o2g --gt 4co2g 2h2oghow many grams of water can be
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