The empirical formula for a substance is CH₂O. What is the molecular formula if the MS is shown below? MASS SPECTRUM 100- Rel. Intensity 80 60 40 20- 0.0 20 C₂H4O₂ C3H6O3 C4H8O4 CH₂O 40 60 80 m/z 100 120 140

Q: A chemist measures the amount of oxygen gas produced during an experiment. He finds that 6.63 g of…

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Q: 26 2. 12Mg 1 0 +On-le+ O a. 27 11Na Ob. 27 13AI O c. 27 O d. 26 12Mg 11Na

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Q: C. MeO₂C HOC MeO₂C MeO₂C NH2 MeO₂C NH3

A: Step 1: Step 2: Step 3: Step 4:

Q: How

A: Organic transformation

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Q: -Br 1.2 Li, Et₂O 2. C=CH 3. CH3(CH2)2CI

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Q: 1. NABH4 H. 2. H,О FEB 20

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Q: $ Ph H NaOCH, CH₂OH (cold, short time) 1. LDA 2. Br NaOCH, CH₂OH (warmup, long time)

A: “Since you have posted a question with multiple sub-parts, we will provide the solution only to the…

Q: Balance the following chemical equation (if necessary): Si₂ H3 (s) + O₂(g) → SiO₂(g) + H₂O(g)

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Q: Blue beads (Al): Yellow beads (S): Green beads (0):

A: FORMULA Al2 (SO4 )3 Al=2 atoms S=3 atoms O= 12 atoms     blue beads Al= 2 yellow beads S=3 green…

Q: [References] EXERCISE Unit Conversion Drag conversion units onto the boxes in the equation to make…

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Q: What are advantages and limitations of different types of modelling? (modelling with experiments,…

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Q: Percentage Abundance. The element rubidium consists of two isotopes, one having an isotopic mass of…

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