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Consider the neutralization reaction that takes place when hydrochloric acid reacts with solid nickel(II) carbonate.
a. What is the conversion factor that relates moles of HCl to moles of NiCO3 for this reaction.
b. What is the minimum volume of 6.0 M HCl necessary to react completely with 14.266 g of solid nickel(II) carbonate, NiCO3?
Assuming the solution has a heat capacity of 4.18 J/°Cg and assuming no heat loss to the calorimeter, calculate the enthalpy change for the dissolution of NH4NO3 in units of kJ/mol."
How many times faster is the catalyzed reaction than the uncatalyzed reaction at 25°C? Express your answer in scientific notation to two significant figures.
Calculate the work WDA.- Calculate the heat QBC.- Calculate the net entropy change of the gas (not the reservoirs) and obtain the given relationship.
write symbol for bromine. what is the atomic number of it in periodic table? how many protons and electrons are there
How many moles of cobalt (Co) atoms are there in 5.00 x 10^9 (5.00 billion) Co atoms? Enter your answer in scientific notation.
The mass used to prepare Na2S2O3 solution was erroneously calculated too low. Will the reported molar concentration of the Na2S2O3 be too high, too low, or unaffected? Why?
Problem- A certain weak base has a kb of 7.3x10^-7. What concentration of this weak base will produce a pH of 10.33
we need to form a cyclohexanone with a methyl group at the 6 position and a 2,3-butanediol group (with both OH groups at the back (dashed lines)) at the 2 position. All carbons on the target need to come from the starting materials, but other than..
what is the rate law? b) calculate the value of the rate constant c)calculate the initial rate for an experiment when both I- and OCl- are initially present at 0.15 mol/L
I1 = 896 kj/mole, I2 = 1752 kj/mole, I3 = 14807 kj/mole, and I4 = 17948 kj/mole. Explain to which family in the periodic table does the unknown element most probable belong. Can you calculate a possible row or principal quantum number.
Their 74.9 kg owner has the same momentum as the two pets taken together. Find the direction and magnitude.
How many milliliters (mL) of a 1.28 M sulfuric acid solution are needed to neutralize 60.2 mL of a 0.427M sodium hydroxide solution.
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