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Category Archives: WarmUps
Warm Up – 5/15/17
Add your answers to the form here: WarmUp Answers Calculate the molarity if 2.85 g sodium carbonate is made into 750.0 mL solution. Determine the number of grams needed to make 150.0 mL of 0.25 M NaBr. Determine the pH … Continue reading
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Warm Up – 5/89/17
Add your answers to the form here: WarmUp Answers Determine the number of grams needed to make 250.0 mL of 0.50 M NaCl. Determine the pH of a solution having [H+] = 3.5×108. Is the solution in number 2 an … Continue reading
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Warm Up – 4/2728/17
Add your answers to the form here: WarmUp Answers Using the pH Calculations Presentation, answer the following: Write 2 equations for the Ionization Constant for Water. If the [H+] = 3.5 x 105, calculate the [OH–]. Write the equation to … Continue reading
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Warm Up – 4/2425/17
Add your answers to the form here: WarmUp Answers What foods do you think are Acids? What foods do you think are Bases? What is the pH scale? Where do acids fall on the pH scale? Where do bases fall … Continue reading
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Warm Up – 4/2021/17
Add your answers to the form here: WarmUp Answers A solution is made by adding 2.85 g calcium hydroxide to 865.00 mL of water. (Hint: mass of solute + mass of solvent = mass of solution = volume solution) Answer … Continue reading
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Warm Up – 4/1819/17
Add your answers to the form here: WarmUp Answers Determine the number of grams needed to make 100.0 mL of 0.20 M NaOH solution. What is the equation used to determine Mass Percent (%mass) of a Solution? Determine the %mass … Continue reading
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Warm Up – 4/56/17
Add your answers to the form here: WarmUp Answers Sodium Bicarbonate is added to water. Identify the solute and solvent. 4.50 grams NaHCO3 is added to 650 mL solution. Determine the grams/liter. 4.50 grams NaHCO3 is added to 500 mL … Continue reading
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Warm Up – 3/2324/17
Using your Learning Target Page and your Unit 6 Work Packet, create 1 page of notes to be used on the Alpha. You will submit it with your Alpha so make sure your Name is on it!
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Warm Up – 3/1516/17
1475 J of heat is added to 149.24 g of copper with a starting temperature of 19.0 C. Determine the final temperature of the substance. Determine the amount of kilojoules of heat added to 825.65 g Iron to raise the … Continue reading
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Warm Up 3/1314/17
Please work the problems on separate paper. Turn in to inbox when complete. Please show all work/units: If 1947 J of heat is added to 79.24 g of substance it changes the temperature by 39.0 C. Determine the specific heat … Continue reading
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