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Is it possible for a salt of formula AB3 to have a face-centered cubic unit cell of anions with cations in all the eight available holes? Explain.
What is the half-life of bismuth-210 if 11.7 days are required for the activity of a sample of bismuth-210 to fall to 19.8 percent of its original value
Draw stereochemical projections for the products of bromine addition to maleic acid and fumaric acid (cis and trans HOOCCH=CHCOOH, respectively) assuming that bromine adds to these compounds the same way it does to cinnamic acid.
How many grams of magnesium chloride could be formed from the reaction of 6.82 g of magnesium with excess HCl?
Superman flies past you at a speed of 1000 miles/hr. At the moment he passes you, you throw a rock at him at a velocity of 750 meters per second
Propose a mechanism to account for the formation of a cyclic acetal from 4-hydroxypentanal and one equivalent of methanol
What are the half-reactions for the following reference electrodes? Include physical states. 1) The silver-silver chloride electrode. 2)The saturated calomel electrode.
what is the partial pressure of hydrogen gas in a mixture of hydrogen and helium if the total pressure is 588 mm hg and
Draw the Lewis structures of the following compounds and find out number of electron groups, number of lone-pairs, geometry of electron
Write the formula and calculate the molar mass of KHP (KHP is not potassium hydrogen phosphorus). Q2 When conducting this experiment, why is it necessary to standardize your NaOH solution before titrating your unknown acid?
In a 4.09 liter container at 25C are placed 1.23 moles of O2 gas and 3.20 moles of solid C(graphite). If the carbon and oxygen react completely to form CO(g) what will be the final pressure in the container at 25C
A compound contains 14.5 g of magnesium and 3.5 g of oxygen. What is the mass percent of oxygen in the compound?
what are the names of the products in this equation?
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