Explain how old is the fossil

Assignment Help Chemistry
Reference no: EM13518238

A fossil was analyzed and determined to have a carbon-14 level that is 42.0 that of living organisms. How old is the fossil?

Reference no: EM13518238

Questions Cloud

Obtain the magnetic field strength at the center of the wire : A solid wire with a radius of 3.00 mm carries a current of 0.0530 A. Assume the current is uniformly distributed in the wire. obtain the magnetic field strength at the center of the wire
Explain restriction enzyme ssti cuts phage dna at positions : The restriction enzyme, SstI, cuts phage DNA at positions 24,472 and 25,877. Draw a picture of the gel you will see if it is used as the mystery enzyme.
What electric current is passing through the solenoid : An electron is moving in a concentric circular orbit inside a solenoid of radius 4.89 cm, in such a manner that it grazes the inside surface of the coil at all the points of its orbit. What electric current is passing through the solenoid
Evaluate the amount of heat involved in the conversion : Calculate the amount of heat involved in the conversion of 25.00 g of water at 100 C to steam at 100C. Use Hess's law to calculate the amount of heat involved in converting 25.00 g of liquid water at 25 C to steam at 100C
Explain how old is the fossil : A fossil was analyzed and determined to have a carbon-14 level that is 42.0 that of living organisms. How old is the fossil
Obtain at what temperature will their resistances be equal : At 20.0°C, a mainly silicon resistor has a resistance of 275 ?, and a tungsten resistor has a resistance of 752 ?.  At what temperature will their resistances be equal
What is the power of one laser pulse : LASIK eye surgery uses pulses of laser light to shave off tissue from the cornea, reshaping it. What is the power of one laser pulse
What is the strength of the induced electric field on circle : A uniform magnetic field in a region of space changes at a rate of 5.000e-3 T/s. What is the strength of the induced electric field on a circle
Explain the temperature of the system decreases : When solid ammonium chloride, NH4Cl, is added to excess water, a solution forms and the temperature of the system decreases. In a certain experiment, 0.10 mole of NH4Cl is added to a liter of water in an open glass beaker at 298 K

Reviews

Write a Review

Chemistry Questions & Answers

  State process is irreversible due to frictional losses

A stream of propane is throttled from 20 bar and 518 K to 0.42 bar. This process is irreversible due to frictional losses at the nozzle.

  What is the ph of the solution

The concentration of Mg2+ in a sample of water is 262 mmol/L At what pH will 99% of the Mg2+ be precipitated as Mg(OH)2? Ksp = 8.9 x 10-12

  Explain the titration still work to use the endpoint

The endpoint of a titration is not exactly the same as an equivalence point. Why does the titration still work to use the endpoint

  Recrystallized before use in the photochemical isomerization

1) Suggest a reason why the starting material (trans-1,4-diphenyl-2-butene-1,4-dione) should be recrystallized prior to use in the photochemical isomerization of an alkene.

  The resonance and inductive effects why trifluoroacetic acid

Explain using resonance and inductive effects why trifluoroacetic acid (Pka = -0.25) is more acidic than ethanol (pKa = 16?

  Determine the molarity of a saturated nai

Determine the molarity of a saturated NaI Sodium iodide solution (aqueous) formed as twenty five degree Celsius

  Explain what is the value of ksp for cus

A saturated solution of copper(II) sulfide, CuS, has [Cu^2+]=1.1x10^-18 M. what is the value of Ksp for CuS

  Define what is the expected freezing point depression

If a protein sample has a molar mass of approximately 14,000 u, what is the expected freezing point depression when 1.00g is dissolved in 50.0mL of distilled water

  State the heat of fusion of vaporization of isopropyl

How much heat in kilocalories is required to melt 1.70 mol of isopropyl alcohol ? The heat of fusion and her of vaporization of isopropyl

  Determine the value of the solubility-product constant

Determine the value of the solubility-product constant if solubility of T3U2 =4.24× 10-20 mol/L.?

  Calculate the ph of the solute

What is the percentage protonation of the solute and Calculate the pH of the solute in an aqueous solution of 0.611 M Aqueous solution of Ammonia

  What must be the mass of the sample

particular sample of pure iron requires 0.595 kJ of energy to raise its temperature from 25oC to 45oC. The specific heat of iron is 0.45 J/g oC. What must be the mass of the sample?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd