A student wants to know the number of food Calories in their favorite snack. They burn their snack under a can of water to measure the energy transfer and record the following information: Mass of water: 200g Water temperature before burning (Ti): 25oC. Water temperature after burning (Tf): 45oC. The Specific Heat (Cp) of water is 1 chemistry calorie/g oC   Calculate the number of chemistry calories of Heat transferred to water using the following formula:  Q= M * Cp * (Tf -Ti)

Q: For each reaction below suggest structures for alkenes that give the indicated reaction products.…

A: Reaction of HBr to an alkene in the presence of ether solvent is an addition reaction.

Q: What is the pressure of the solution when 25.28 g KNO3 is added to 250. mL of H₂O at 40 °C? PH₂0,50…

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Q: 1. What is the retention time of molecule 9? 2. What happens to the peak area if the sample amount…

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Q: 2N2O5 (aq) → 4NO₂(aq) + O₂(g) In a previous step, you calculated the rate of disappearance of N2O5…

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Q: What is the expected product of the reaction below? O NH₂ O NH₂ O None of these O H₂N. O NH₂ O NH3…

A: Correct Answer is -None of these. Mechanism can be shown below -

Q: 3. Write the balanced dissociation equation for strontium chloride

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Q: Carboxylic Acid CH,COCI H₂O H₂C CI CH₂COO Na Adid nydride CH₂CH₂OH Ester CH,NH, Amide

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Q: Normal No Spacing D✓ Av Title BIU ab x, x² A Heading 1 Subtle Emph.... Styles Subtitle Subtitle Pane…

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Q: CONVERT THE FOLLOWING TO SKELETAL STRUCTURES AND DETERMINE THE IUPAC NAME

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Q: Consider the dissolution equation below A₂B32A³+ + 3B²+ What would be the Ksp expression? 108s^5…

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Q: current of 2.505 A deposits 1.371 g of a metal M from a solution that contains the metal ion M²⁺ in…

A: Given, current (i) = 2.505 A Time (t) = 30 × 60 = 1800 s Mass = 1.371 g  Using Faraday's law,  Mass…

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Q: The pH of the Gummy Bears is 3.0 and Mentos fruit chews is 2.0. How much stronger are the Mentos…

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Q: Exp. A+B+C ⇒ D Initial A (mol/dm³) 0.10 Initial B (mol/dm³) Init. Rate of Formation of D (mol/dm³…

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Q: Show the reaction mechanism for the formation of a. RCONH2 from the reaction of RCOOR' with NH3 b.…

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Q: What is the concentration in molarity of a solution which is 15.35 %m/v propylene glycol (MM = 76.09…

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Q: PART B: Using electron pushing arrows give the mechanism for the reaction below. Clearly indicate…

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Q: The Lewis structure of CO is shown here: :CO: Constants Periodic Table The formula for formal charge…

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Q: The C-C bond distance is agodd indicator of the degree of pi-backbonding.How?

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Q: Can this be solved again? I am unclear on the answer

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Q: What mass of CaCl2 must be dissolved in 1000. g H₂O in order for the boiling point to be 100.75 °C?…

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Q: Draw the structure of: 3,6-dimethyl-1,4-cyclohexadiene

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