How old is the bone sample in years
In a living organism, the decay of C-14 produces 15.3 disintegrations per minute per gram of carbon. The half-life of C-14 is 5730 years. A 3.4 g sample of bone has 33.3 disintegrations per minute. How old is the bone sample in years?
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If the volume of a container is 69.4 L. and the container holds a gas at 23.2 oC. and 7.00x104 mmHg. The density of the gas is 16.88 g/L.
Calculate the enthalpy change associated with the conversion of 25.0 grams of ice at -4.00°C to water vapor at 110.0°C.
A turbojet engine takes in air at 80 kpa and 270 k and is compressed to 800 kpa . the burner will heat the air to 1200k. the turbine drives the compressor and delivers the air into the nozzle to produce truss.
Write a short essay on your genre (ACTION) and its importance to the film canon. Use specific examples of films that illustrate its importance (you don't need to limit yourself to films you watched for this class).
The half-life of C-14 is 5730 years. A 3.4 g sample of bone has 33.3 disintegrations per minute. How old is the bone sample in years?
A frictionless pulley with zero mass is attached to the ceiling, in a gravity field of 9.80 m/s2. Mass M2=0.100 kg is being accelerated downward with a=1.10 m/s2. Calculate the mass m1
How many molecules of carbon dioxide are produced when 130 molecules of acetylene (HCCH) to react in excess oxygen produce carbon dioxide and water
An n-p-n transistor has impurity concentrations of 2x10^20 cm-3 in the emitter, 1x10^18 cm -3 in the base and 2x10^16 cm-3 in the collector. Assume the metallurgical base width is 150nm and the metallurgical emitter width is 200nm. The minorit
Thomas poured 25 mL of 0.60 M HCl into a large bottle. He then added enough water so that the new (diluted) concentration was 0.10 M HCl. How much water did Thomas add?
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult