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Problem- If an object has been magnified 106 times and appears to be 10-4 m, what is the actual size of the object in pm? Enter your answer in decimal notation, using no units.
How many order(s) of magnitude must an atom (100 pm) be magnified to appear 1 m long?
Write the complete solution in short and simple way
Question- A cube of copper has a volume of 3.54cm^3. 1) What's is the mass of the copper cube. Given density of copper = 8.96g/cm^3. A sheet of Aluminum foil measures 3.5cm by 7in and has a mass of 2.95g.
Calculate [OH-] in the following aqueous solution at 25 deg C: [H3O+] = 3.6×10^?2 M? I know you have to divide 1x10^-14 by the 3.6x10^-2 and the answer I got was 2.8x10^-17 but it said my answer is wrong
Consider the coordination of Cu2+ by the tridentate iminodiacetate ligand, HN(CH2CO2-)2, abbreviated A2-. When the monoprotonated form
How much dry solute would you take to prepare the following solution from the dry solute and the solvent. 129g of 0.120m (molality) NaNO3
a 4.50-g sample of licl at 25.0 c dissolves in 25.0 ml of water also at 25 c. the final equilibrium temperature of the
Calculate the pH of a solution prepared by mixing 20.5mL of a 0.500M sodium fluoride solution with 32.5mL of a 0.750M hydrofluoric acid solution.
Tropylium cation satisfies the 4n + 2 rule. What do you think might occur of trityl fluoroborate was placed into solution with 1,3,5-cycloheptatriene(also known as Tropylium Fluoroborate)
Nitrogen gas reacts with hydrogen gas to form ammonia
question 1 on a potential energy diagram the activation energy is greatest under which of the following conditions?the
When 50.0 mL of water containing 0.50 mol HCl at 22.5°C is mixed with 50.0mL of water containing 0.50 mol NaOH at 22.5°C in a calorimeter, the temperature of the solution increases.
What volume will 135 g of butane occupy at 745 torr and 35 C?
A solution is made witmlh 20.2ml of CH3OH ( density= 0.782g/ml), dissolved in 100.ml of water (density = 1.00 g/ml). Calculate the concentration in the units of:
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