2. Explain the shape of diamond and explain why it's such a strong crystal.

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Q: 2. Among the alcohols listed for question 1, which ones would give a positive Bordwell-Wellman test?

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Q: 1. Find the total number of valence electrons in NCO (step 2):0 16 2. Draw a single bond from the…

A: Solution

Q: please answer question 4.

A: Given:Velocity (Δv) = 50.0 m/s.Mass of hydrogen atom = 1 amu = 1.66 x 10-27 Kg.

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Q: Question 2 You heat a 54.2 g sample of hexanes using a heater using 223.3 W of power for 10.0…

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Q: 6. Use Hess's Law and the following data: Sro(s) à Sr (s) + 1/20₂(g) SrO(s)+ CO₂(g) à SrCO3(s) 2…

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Q: 1. We examined how different elements combine to form compounds using two models, the Periodic Table…

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Q: 3.. What is the likely charge of each of the ions formed by the following atoms? As Rn In Br Mg. Ge…

A: we have to determine the likely charge on the ions formed by the given atoms

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A:

Q: 4. Some contact lens solutions use boric acid buffers to resist pH change. Over what pH range does…

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Q: 2. 340 mL of oxygen gas are collected by displacement of water at 33 °C and 742 torr, where the…

A: since you have asked for question 2 only, we are providing a solution for the second question only.

Q: Please help me answer question 4,5,and 6.

A: 4.

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Q: 6. Calculate the masses of NaH2PO4 H20 and NazHPO, 7H20 needed to make 100.0 mL of a 0.100 M…

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Q: or

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Q: 2. A weak acid has a Ka of 3.7x106. Calculate the pH of a 0.30M solution of this acid.

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Q: 7. What do the study findings suggest to us about our overall question, "How should we search for…

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Q: Calculate the following with correct significant figures: (103.482 + 11.0+0.8) (3.29–10.0) -17 O…

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A: the answer is 4 arrangements

Q: 3) A student places 120.0 mL of liquid water at 23.4 °C into a calorimeter and then dissolves 12.5 g…

A: It is an endothermic reaction. Detail solution is given in step 2.

Q: Selenium tetrafluoride is produced from a reaction of elemental Se with chlorine trifluoride…

A: The given chemical reaction is as follows: 3Se(g) + 4ClF3(g) → 3SeF4(g) + 2Cl2(g)…

Q: Please answer question 7 &8

A: 7.

Q: Number of Bonds 9. Lewis Dot Diagram 2 electrons needed to complete the octet, 6 valence P expands…

A: In the above problem the given elements are- Carbon C,Hydrogen H,Nitrogen N,oxygen  O,phosphorus…

Q: li 7. Rewrite the isotopes above with the alternate abbreviation, record your answers in the answer…

A: We can use alternative symbol for isotopes as follows: Atom symbol- mass number For eg O-16  and…