C Bi undergoes four decay reactions: a, ß, B, a. Step 1. Bi undergoes a decay to give 10 TI Step 2. Tl undergoes B decay to give 210 Pb In the third step, Pb-210 undergoes B decay. What is the product of this step? symbol = mass number = atomic number

Q: What is oxidized and what is reduced in the following reaction (show your work): N2 + 2O2 → 2NO2

A: The answer is given below

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Q: What is the pH and pOH for water at 50°C? Kw (50°C)=5.48×10^-14

A: Given :

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Q: A 4.10 g sample of an unknown compound containing only C , H , and O combusts in an oxygen‑rich…

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A: Grignard reagent is used as nucleophile or can also act as base. Let us study its reaction.

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A: A question based concentration terms that is to be accomplished.

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Q: Br H2O H2SO4 Br2 A

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A: Given, Width of rectangular channel , B= 3.2 m Height of hump , ∆Z = 190 mm = 0.19 m normal depth ,…

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A: Explain real life application of Boyle's law ---

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A: For the reaction, delta So can be calculated using standard entropy value

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Q: но NBS HBr ether CCI, a. b. Mg, ether SOCI, Br H,0 d.

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A: To Calculate molar mass of unknown gas , we would use the relation between rate of effusion and…

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A:

Q: What is the pKa of a 0.2M solution of an unknown monoprotic acid that has a pH of 4.2?

A: We have find out Pka of solution of an unknown monoprotic acid that has a pH of 4.2

Q: What is the balanced equation for each of the following processes? 1)Cu produces a positron. 2) Sb…

A: Answer of the question given below,

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Q: A 3.3 L balloon is filled with He at 1.00bar pressure and 298 K. How many He atoms are in the…

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Q: d Bi undergoes four decay reactions: a, B, B, a. Step 1. 3*Bi undergoes a decay to give 10TI Step 2.…

A: Correct answer about radio active decay is given below

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Q: How is lactase enzyme activity influenced by increasing ONPG concentration?

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Q: O,N. Br

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Q: Select H, atomic number 1. How many stable isotopes of H exist?

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A: The correct answer about radioactive decay is given below

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Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.