A 30.00 mL solution of 0.100M benzoic acid, a monoprotic acid, is titrated with 0.100M NaOH. The Ka is 6.3x10^-5. Determine the pH of the solution after the volumes of NaOH given were added.

a. 0ml b. 10.00ml c. 30.00ml d. 40.00ml

Selina drops a golf ball down a deep well. The ball falls with only the force of gravity acting on it. Without any air resistance, as the golf ball falls into the well, its acceleration is: A. constant B. increasing C. decreasing D. changing

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How many milliliters of calcium with a density of 1.55g/ml, are needed to produce 98.5g of calcium hydroxide in the single replacement reaction below

how does matter would cycle through the spheres

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A cylinder contains oxygen at a pressure of 10.0 atm and a temperature of 300.0 K. The volume of the cylinder is 10,000 mL. What is the mass of oxygen gas?

4 - explicar as mudanças de estados fisicos da materia 6 - definir e exemplificar: -Ligações iônicas ou eletrovalente -Ligações covalentes ou molecular 7-definir substancias puras e suas clasificações 8-definir e exemplificar misturas homogeneas e

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