60 Laboratory Manual for General, Organic, and Biological Chemistry Q3 175 g of water was heated from 15 °C to 88 °C. How many kilojoules were absorbed by the water? Q4 How many kilojoules are required at 0 °C to melt an ice cube with a mass of 25 g? Q5 How many kilojoules are required to melt 15 g of ice at 0 °C, and raise the temperature of the liquid that forms to 85 °C?

Q: 3 2 1 O D 5. 1H +1H → On+. 4 4Be 4 O 2He 2Не 3 On 1H

A: In this question we have to tell the missing part in the reaction.

Q: Please answer TRUE or FALSE to the following questions attached!

A: Dear student I have given answer to first three parts of your question in the image format.I cannot…

Q: b (i) (ii) & (iii) please

A: A buffer resist the change in pH of the solution when small amount of acids or bases are added.

Q: H3C CI NaBH, CH3 AICI,

A: CH3COCl, AlCl3 ====> Friedel Craft acylation reaction NaBH4 ====> Reduction

Q: The equilibrium idea means that if the reaction is reversible there will be four species in solution…

A: When a base reacts with an acid, it abstracts the acidic hydrogen and converts into its conjugate…

Q: Br₂ На о

A: When an alkene reacts with bromine (Br2)in the presence of water, the addition of bromine occurs,…

Q: None

A: Step 1: This is a reaction of sodium propynide (CH₃C≡CNa) with formaldehyde (H₂C=O) under acidic…

Q: The standard reaction enthalpy for 2 CO(g) ---> 2 C(s) + O2(g) is: +2 ΔHf°[CO(g)] +…

A:

Q: For each organic compound in the table below, name the highlighted alkyl group. O || CH₂ - CH₂ I I…

A: The name of a alkyl group depends on the number of carbon atoms in the alkyl group. For the alkyl…

Q: Aluminum alloys are the most used metal alloys by weight. Group of answer choices True False

A: Alluminium alloy most importantly is Al-Si . alluminium alloys widely used in engineering structures…

Q: (a) OH N2* Br H30* Br2 CuCN „CN O a & b

A:

Q: H D CI -CEN

A:

Q: H2SO4, H20 DMSO, (COCI)2 EtgN OH

A: Here we have to write the major product formed in the following given reaction. The major product…

Q: K An oil company needs to fill orders for 91-octane gas, but only has 88- and 92-octane gas on hand.…

A: The problem is to find the amount of 88-octane gas (x) that should be mixed with 300 liters of…

Q: Please let me know which 2 answers are correct, an explanation including evidence

A: Picture models of a solid, a liquid and a gas.

Q: a [3] f e à: b: c: d: e: f: g:

A:

Q: Which of the following alkenes is the most stable? O

A: To find : The most stable alkene among the following given alkenes. Alkenes are unsaturated…

Q: C ?? D

A: This is an multi-step reaction

Q: 6/3 Li ------> 4/2 He + _____________?

A:

Q: О NaBH MeOH ОН

A: Organic reaction  are those in which organic reactant react to form organic product.

Q: A old house. The bottle was labelled information was given, but inside the bottle were some white…

A: We have find out the answer