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.
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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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Identify problems and concerns that contributed to the many race-related protests and unrest during the 2020 year.
Based on the chapter by Allen Furr on the sociology of mental illness, How do sociological models help you understand mental illness differently
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Multiple Choice Question Identify a true statement about political systems controlled by men. Multiple choice question.
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Q1. Explain how the Code of the Suburbs differs from the Code of the Street? Q2. Explain your general thoughts on the book.