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A gas sample has an original volume of 580 ml when collected at 1.20 atm and 22°C. If a change is made in the gas pressure which causes the volume of the gas sample to become 1.45 liters at 40°C, what is the new pressure
Calculate the mass of calcium carbonate formed when 25 mL of a solution of calcium chloride at 0.10 M react with sodium carbonate in excess
Draw the products(if any) expected from the treatment of each of the following compounds with ozone followed by aqueous hydrogen peroxide
A woman had a heart attack caused by thrombus. the cells immediately downstream from the thrombus were deprived of oxygen and , as a result, increased
Construct quantum mechanical operators for the following observable: (1) the inverse separation 1/x
how many moles of na2s2o3 react with each mole of kio3 used in the standrdization? what is the oxidition state of a cl in ocl- ,and s in na2s2O3?
How many grams of ammonia can be produced ? How much of the excess reactant is left over?
which types of solutes tend to be insoluble in pure water but soluble in acid or in base
Silver has two isotopes and an average atomic mass of 107.87 amu. If 48.18% of Ag exists as Ag-109 (108.9047 amu), what is the identity of the other isotope?
Iron crystallizes in a body-centered cubic structure. The volume of one Fe atom is approximately 8.37 10-24 cm3, and the density of Fe is 7.874 g/cm3. Calculate an approximate value for Avogadro's number.
How do we know the oxidation of camphor leads to a different product if they look/smell the same in the end as it did in the beginning?
A pH of 3.74 is reached when 18.50 mL of sodium hydroxide has been added to the acid solution. What is the molar mass of formic acid given this data?
Explain the type of nonrenewable energy resource used and their short-term and long-term effects on the environment
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