The hall ife for the radioactive decay of carbon-14 to nitrogen-14 is 5.73- 10' years. Suppose nucdear chemical analyss shows that there is 0.835 mmol of nitrogen 14 for every 1.000 mmol of carbon-14 in a certan sample of rock. Calutate the age of the rock. Round your answer to 2 signficant digits years

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Q: Why is the response wrong?  What is the real correct answer

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Q: QUESTION 5: Sixty grams of FeCl, react with 50.0g of H,S and produced HCI. 2FEC1,(s) + 3H,S(g)…

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Q: 38. Given: Al, 0, CI, N. Which has the greatest tendency to donate electrons and form positive ion?…

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A: The Bronsted acid are those which lose proton whereas Bronsted base are proton accepter.

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Q: For a 25.0 % m/v MgCl2 solution. 1. What is the molarity ? The GFW for magnesium chloride is 95.21…

A: Here we are required to find the Molarity and osmolarity of 25%m/v of MgCl2

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A: Given the reaction: Anode: NO3- + 2H+ + e- ---> NO2 + H2O Cathode: 2H+ + 2e- ---> H2 Find the…

Q: "Cyclohexene is a linear molecule with 6 carbon atoms and 12 hydrogen Describe the molecule…

A: We have to tell why the response is wrong and also have to give the real response.

Q: 2) When acid is added to a color indicator, it changes from purple to pure blue at a pH = 5.75. When…

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Q: 29. This was the first model of the atom ever proposed. It was simple and described atoms as tiny…

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Q: Do it all please ASAP

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Q: 1. The polymer below resulted from 1,4-polymerization. Provide an unambiguous structural formula for…

A: ★ Answer : The polymer polyisoprene given below resulted from the 1,4 polymerization of…

Q: hen the concentration of H30* and OH ions are equal in a cup

A: When the concentration of H3O+ and OH- ions are equal in a cup of water.

Q: Lareina the laboratory technician is given the task of making a solution containing HOBr…

A: To calculate moles of each first.  Then to calculate pH.

Q: Lareina the laboratory technician is given the task of making a solution containing HOBr…

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Q: 1. Provide the products of each transformation below. Show all stereoisomers. HBr NaOEt EIОН, heat…

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Q: mass (in grams) of magnesium oxide

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Q: A sample of argon gas occupies a volume of 8.67 L at 53.0°C and 405 torr. If the volume of the gas…

A: Since you have asked multiple type questions, we will solve only first  questions for you. If you…

Q: Tennis balls are usually filled with either air or N2 gas to a pressure above atmospheric pressure…

A: Given, volume=144 cm3 = 144 ml = 0.144 liter.. Mass (w) = 0.33 g  Molar mass of N2 = 28 g/mol...…

Q: If the atom zy has 6 electrons in its second energy level determine the total number of electrons…

A: Number of electrons in second energy level = 6

Q: 10.0 ml of .15M H3A (Ka1 = 2.5 x 104, Ka2 = 3.5 x 10-8, Ka3 = 5.0 x 10-12) is titrated with .10M…

A: The titration curve for the titration of 10.0 mL of 0.15 M triprotic acid H3A with 0.10 M NaOH…

Q: From standard reduction potentials, calculate the equilibrium constant at 25 °C for the reaction…

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Q: Which of the following may be used to measure the pH of a solution?   a. a pH meter   b.…

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Q: The following reaction scheme is given: Aluminum metal added to a strong base aqueous solution…

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Q: Activity 2. Molecular Shapes Instructions. Draw the molecular shapes and predict the bond angles…

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Q: Des Martin Periodinane CH CH pH 45 10. H. KCN HCN CH-CHCH, THE ether 2. H0

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A: Kinetic energy can be defined as the energy that 8s possessed by particles due to their motion.

Q: 1. What are the possible / and m, values for n=4?

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Q: t-BUOK major product? DMSO

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Q: 22.9 mol Hg Express your answer using three significant figures. O E ΑΣφ Submit Request Answer Part…

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Q: 1. Provide the products of each transformation below. Show all stereoisomers. HBr NaOEt EIОН, heat…

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Q: QUESTION 5: Sixty grams of FeCl, react with 50.0g of H,S and produced HCI. 2FEC1,(s) + 3H,S(g)…

A:

Q: 47. Of the elements shown in the Periodic Table, which is the most reactive? III IV V VI VII I I Li…

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Q: Of the bonds below, which is the least polar. C-O N-O C-F S-O K-Br

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Q: Using data from Appendix 4, calculate AG for the reaction NO(g) + 0,(g) =NO,(g) + 0,(g) for these…

A: Given data :  1. T = 298 K  2. PNO = 1.00 x10-6atm  3 .Po2 = = 2.00 x 10-6 atm  4. PNO2 = 1.00 x…

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A: In the above reaction hydroboration takes place where CHO group reduced to -CH2OH.

Q: Н. CH2OH но- -H FO H HO- Но H. но- Но- -H но H- H- -ОН H OH H- OH H- OH CH, OH CH2OH CH2OH А В For…

A: Given,  Fischer projections of monosaccharides are :

Q: 2. Calculate the pH after the addition of 0.00 mL, 15.0 mL, 50.0 mL, and 60.0 mL of 0.100 M HCl in…

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Q: When 62.1 g of I2 (253.8 g/mol) reacts with excess hydrogen gas, how many grams of HI (127.9 g/mol)…

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Q: a) A saturated hydrocarbon having molecular formula of C6H14. Draw all possible structural isomers.…

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Q: Draw the condensed structure of 3,5-dimethyl-1,3-hexanediol.

A: 3,5-dimethyl-1,3-hexanediol ->In condensed structural formula organic molecule is written without…

Q: Propose a synthesis for the following alcohol. of ОН

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Q: The products of the reaction 2HNO 3 + Ba(OH) 2 → are:   a. Ba(NO3)2 + H2O2   b. BaO(NO3)2 + H4O…

A: 2HNO3. +. Ba(OH)2 ---> ->When strong acid reacts with strong base then it produces salt and…

Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.