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How many molecular orbitals are present in the valence band of a sodium crystal with a mass of 5.90g?
how many pounds of co2 are produced from the complete combustion of 1.00 gal of gasoline? assume that gasoline has the
Methylamine (CH3NH2) is a weak base. In a 0.100 M solution, 6.30% of the base is ionized. What is its Kb
Arrange the bases in increasing order of strengths. I) deuterated ammonia (ND3) Kb = 1.1 × 10?5 II) hydrazine (NH2NH2) Kb = 1.7 × 10?6 III) ammonia (NH3) Kb = 1.8 × 10?5
1. so2 reacts with h2s as followsnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbspnbsp 2h2s so2 rarr 3s 2h2owhen
Calculate the number of grams of sulfuric acid in 1 gallon of battery acid if the solution has a density of 1.33g/mL and is 38.9\% sulfuric acid by mass.
what is the original concentration of acetic acid in the vinegar? Molecular chemical equation: CH3CO2H(aq) + NaOH(aq) -> CH3CO2Na(aq) + H2O(l)
a nitric acid solution containing 71.0 hn3 by mass has a density of 1.42 gml. how many moles of hno3 are present in
sulfuric acid from an automobile battery requires 35.08 mL of 2.12 M sodium hydroxide solution for complete neutralization. What is the molarity of sulfuric acid ? the reeaction is H2SO4 + 2NaOH to 2H2O+ Na2SO4
Methyl alcohol (CH3OH) is made by reacting carbon monoxide with H2. Starting with 2.5 g of H2 and 30 L of CO, what mass of methyl alcohol could be produced at STP? which is the limiting reactant?
Which of the following statements concerning the determination of crystal structure by x-ray diffraction is incorrect? X-rays are reflected from the repeating planes of an ordered crystal lattice
a concentration cell consists of two h2h half cells. half cell a has h2 at 0.87 atm bubbling into 0.10 m hcl. half cell
How would the following experimental errors change the calculation of the number of mg of ascorbic acid in fresh orange juice a) student neglected to filter the juice
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