16) When 0.800 grams of NaOH is dissolved in 100.0 grams of water, the temperature of...
16) When 0.800 grams of NaOH is dissolved in 100.0 grams of water, the temperature of the solution increases from 25.00 °C to 27.06 °C. The amount of heat absorbed by the water is _______J. (The specific heat of water is 4.18 J/g-°C.)
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16) When 0.800 grams of NaOH is dissolved in 100.0 grams of
water, the temperature of...
please show me how to get the correct answers in preperation for my upcoming exam 16.) 868 18.) 33.9kj 19.) 179 P L...
please show me how to get the correct answers in preperation
for my upcoming exam
16.) 868 18.) 33.9kj 19.) 179
P L ULUCUL COM PICCICUCI Sument Uldisweise uuesti 1) When 0.800 grams of NaOH is dissolved in 100.0 grams of water, the temperature of the Solution increases from 25.00 °C to 27.06 °C. The amount of heat absorbed by the water is_ J. (The specific heat of water is 4.18 J/g-°C.) 18) The AHvap of water is 40.7 kJ...
When 10.0 grams of LiBr are dissolved in 100.0 grams of water in a calorimeter, the...
When 10.0 grams of LiBr are dissolved in 100.0 grams of water in a calorimeter, the temperature increases from 30.00°C to 42.22°C. Use this information to determine the enthalpy change in units of kJ/mol of reaction. Assume the specific heat of the solution is the same as that of pure water (4.18 J/g •°C). -120. kJ -4.43 kJ -4.88 kJ -56.2 kJ -48.8 kJ
When 0.049 grams of a salt are dissolved in 45.3 grams of water in a calorimeter,...
When 0.049 grams of a salt are dissolved in 45.3 grams of water in a calorimeter, the solution's temperature drops from 25.3° C to 23.4° C. Assume the specific heat of the solution is the same as that of water: 4.18 J/g°C. What is AHn in kl/g salt? a) - 0.36 kl/g b)+0.36 kl/g c) - 7.4 kl/g d)+7.4 kl/g 8. Next page
The salt sodium perchlorate is soluble in water. When 9.07 g of NaClO4 is dissolved in...
The salt sodium perchlorate is soluble in water. When 9.07 g of NaClO4 is dissolved in 103.00 g of water, the temperature of the solution decreases from 25.00 to 22.70 °C. Based on this observation, calculate the enthalpy of dissolution of NaClO4 (in kJ/mol). Assume that the specific heat of the solution is 4.184 J/g °C and that the heat absorbed by the calorimeter is negligible. ΔHdissolution kJ/mol =
16.41 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by...
16.41 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by 6.7°C. Calculate ∆H, in kJ/mol, for the dissolution of MgSO₄. (The specific heat of water is 4.18 J/g･°C and the density of the water is 1.00 g/mL). You can assume that the specific heat of the solution is the same as that of water.
What is the final temperature of the solution when 4.806 g of sodium hydroxide is dissolved in 100.0 mL of water at an i...
What is the final temperature of the solution when 4.806 g of sodium hydroxide is dissolved in 100.0 mL of water at an initial temperature of 24.5 C?. The density of water is 0.9969 g/cm3, and the heat capacity is 4.184 J/C. The enthalpy of dissolution for sodium hydroxide is -44.2 kJ/mol.
A 100.0 mL of 0.50 M HCl at is reacted with 125.0mL of 0.50 M NaOH...
A 100.0 mL of 0.50 M HCl at is reacted with 125.0mL of 0.50 M NaOH in a calorimeter whose heat capacity is 500 J/C. What will the maximum temperature reached by the resulting solution if the initial temperature for the solution is 20.0°C? (Assume that the specific heat of the final solution is 4.18 J/g·°C, and that the density of the final solution is that of water.) The enthalpy change of HCl acid is neutralized by NaOH is –56...
When a 9.55 g sample of solid NaOH dissolves in 100.0 g of water in a...
When a 9.55 g sample of solid NaOH dissolves in 100.0 g of water in a coffee-cup calorimeter, the temperature rises from 23.6C to 47 for the solution process. (Assume that the specific heat of the solution is the same as that of pure water.) . .4 °C. Calculate AH (in kJ/mol NaOH)
specific heat capacity 2. If 3.8 g of calcium chloride (CaCl2) is dissolved in 100.0 mL...
specific heat capacity
2. If 3.8 g of calcium chloride (CaCl2) is dissolved in 100.0 mL of water, the following data are collected: starting temperature is 25.8 °C, final temperature after dissolving is 29.9 °C. Calculate the enthalpy of solution in Joules. You may assume a density of 1.00 g/mL for the solution and you may assume that the specific heat is that of water (this is a dilute solution) and is 4.18 J/(gx°C). Is this an endothermic or exothermic...
When 4.37 g of potassium bromide (KBr) is dissolved in 109 g of water in a...
When 4.37 g of potassium bromide (KBr) is dissolved in 109 g of water in a styrofoam calorimeter of negligible heat capacity, the temperature drops from 25.00 to 23.34 °C. Based on this observation, calculate q for the water and ΔH° for the process, assuming that the heat absorbed by the salt is negligible. KBr(s) --> K+(aq) + Br- (aq) The specific heat of water is 4.184 J °C-1 g-1.
please show me how to get the correct answers in preperation
for my upcoming exam
16.) 868 18.) 33.9kj 19.) 179
P L ULUCUL COM PICCICUCI Sument Uldisweise uuesti 1) When 0.800 grams of NaOH is dissolved in 100.0 grams of water, the temperature of the Solution increases from 25.00 °C to 27.06 °C. The amount of heat absorbed by the water is_ J. (The specific heat of water is 4.18 J/g-°C.) 18) The AHvap of water is 40.7 kJ...
When 0.049 grams of a salt are dissolved in 45.3 grams of water in a calorimeter, the solution's temperature drops from 25.3° C to 23.4° C. Assume the specific heat of the solution is the same as that of water: 4.18 J/g°C. What is AHn in kl/g salt? a) - 0.36 kl/g b)+0.36 kl/g c) - 7.4 kl/g d)+7.4 kl/g 8. Next page
When a 9.55 g sample of solid NaOH dissolves in 100.0 g of water in a coffee-cup calorimeter, the temperature rises from 23.6C to 47 for the solution process. (Assume that the specific heat of the solution is the same as that of pure water.) . .4 °C. Calculate AH (in kJ/mol NaOH)
specific heat capacity
2. If 3.8 g of calcium chloride (CaCl2) is dissolved in 100.0 mL of water, the following data are collected: starting temperature is 25.8 °C, final temperature after dissolving is 29.9 °C. Calculate the enthalpy of solution in Joules. You may assume a density of 1.00 g/mL for the solution and you may assume that the specific heat is that of water (this is a dilute solution) and is 4.18 J/(gx°C). Is this an endothermic or exothermic...
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