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Find all conversion factors in a balanced chemical equation.
2 H2(g) + O2(g) à 2 H2O(g)
From the balanced equation above, prepare ALL of the possible conversion factors.
What volume of 3.84 M hydrochloric acid is required to consume 4.12 grams of zinc to form aqueous zinc chloride and hydrogen gas?
Write the elemental symbol, with charge, for when Aluminum forms an ion and tell whether it is an anion or a cation. Think about whether it gains or loses electrons.
Analyzed individually, two solutes have retention times of 17 s and 21 s with peak widths at half-maximum (w1/2) of 1.9 s and 2.8 s, respectively. If the two solutes are analyzed together, what would be the resolution on ...
A cleaning solution is found to have a [OH-] = 3.2 x 10 -12 M. What is the [H 3 O + ] and is the solution acidic or basic?
Imagine you are performing a calorimetry experiment using a constant-pressure calorimeter. First, you calibrate the calorimeter using the reaction of KOH with HCl (enthalpy = -56.2 kJ/mol). Then, you use the calorimeter ...
A soil analysis was done for the exchangeable cations in the soil and the results were as follows:Ca = 1.8 g/kg (atomic wt. Calcium is 40 g/mol)Mg = 3.25 cmolK = 3 cmolNa = 0.230 g/kg (atomic wt. of Na is 23 g/mol)H = 9 ...
Explain the geochemical differences between acidic mine waters and basic mine waters.
Potassium and sodium chloride are similar in charge and they both have the same anion. When comparing sodium chloride (36 g / 100 mL at 0 oC) and potassium chloride, which has a higher solubility at 0 oC?
A 4.00g sample of an ideal gas occupies 1.24L at 23 degrees Celcius and 1.12bar. What will be its volume at 14 degrees Celcius and 1.50bar?
Discussion 1: In this discussion, consider how fats are digested and utilized in the body. Address the following questions: What enzyme is necessary for fat digestion? Where is this enzyme produced and where does fat di ...
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