Calculate ph of solution prepared by dissolving ammonia
Calculate the pH of a solution prepared by dissolving 0.750 mol of NH3 and 0.250 mol NH4Cl in water sufficient to yield 1.00 L of solution. The Kb of ammonia is 1.77 x10-5 .
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The precipitate was then heated in a stream of Cl2, converting it to 0.7125 g of AgCl. Calculate the % w/w NaNo3 in the sample.
Write down the structure of molecule A, write a balanced equation for these two reactions and give the name of B?
Fe+3 can be identified in solution by breaking apart the ion (III) hydroxide, putting Fe+3 back into solution, and then complexing it to form a blood-red solution. Write a net ionic equation for this process.
They need to make 500 mL of a 2.5 M solution of HCL. Calculate and specifically explain exactly how to make this solution.
A-One HVAC started selling annual maintenance agreements for $100 in January. This entitles the customer to two maintenance calls - one in May and one in October. A-One also performs maintenance calls by appointment for $75 per call.
A solution is prepared by mixing 5.4 g of FeCl3 with enough water to make 75 mL of solution. Calculate the molarity of the solution.
A 420g mixture of butane and butene is combusted in air to make carbon dioxide and water. If 555 grams of water are formed, how much butane was in the mixture?
XYZ Company had 500,000 common shares authorized, 250,000 shares issued. They had 22,000 shares in treasury stock. They declared a dividend of 40 cents per share.
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Provide five (5) reasons why working from a person centred, strengths-based positive framework, and providing positive lifestyle strategies can reduce
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Working in the yard, you feel unpleasantly hot and sweaty when you come in the house, so you take a shower and begin to feel better.
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Think about where you were the most and least engaged when reading a classmate's draft. Think about what captured your attention
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