Search: carbon-14 has a half-life of 5700 years

The half-life of C-14 is 5700 years. If it took seven half lives for a sample of C-14 to decay comp... Carbon-15 has a half-life of 5730 years. As observed from Earth, what would the half-life of carbon-... the half life of the carbon isotope C14 is about 5700 years. A. about how many years does it take... The half life of Carbon-14 is 5730 years. a. find the rule of the function that gives the amount... the half-life of carbon-11 is 20 minutes. How long will it btake for 600g of carbon-11 to decay to 3... The half-life of carbon 14 is 5730 years. if a 1 g sample of old carbon is 1/8 as radioactive as 1 g... The half life of carbon 14 is 5700 years. If the carbon 14 level measured in a fossilized bone has o... The half-life of Carbon-14 is 5715 years. The Carbon-14 content of a piece of wood is that of new... Carbon-14 has a half-life of about 5,600 years. Archaeologists analyze a piece of wood found at an a... The half-life of carbon-14 is 5730 years. How much of a 50 g sample of carbon-14 is present after 11... The half -life of carbon-14 is 5,730 years.how much of an initial amount of this substance would re... The half-life of carbon-14, which is used in dating archaeological finds, is 5730 yr. Assume that 10... The half-life of Carbon-14 is 5730 years. What is the age of a fossil containing 1/16 the amount of... if carbon 14 has a half life of 24 days how much would be left of 220 gram sample after 168 days Carbon-14 has a half-life of 5700 years. In a living organism, the ratio of radioactive carbon-14 t... Carbon-14 has a half-life of 5730 . In a plant fossil, you find that the has decayed to 1/32.0 of th... carbon 14 has a half life of 5715 years. If you start with a 5 gram sample of 14C, what mass is left... Carbon-14 has a half-life of 5700 years. The charcoal from a tree killed in the volcanic eruption... Carbon-14 has a half-life of approximately 5,730 years. How many half-lives have occurred in a sampl... The half life of Carbon-14 is 5730 years. How much of a 1.00g sample of Carbon-14 will remain after... half life carbon -14 is 5,730 years. If you start out 50 grams, how long will it take until it reach... The half-life of carbon 14, which is commonly used to date organic materials, is 5700 years. What is... Carbon-14 has a half-life of 5730 years In a plant fossil you find that the 14 C has decayed to 1/8... The half-life of carbon-14 is about 5700 years. You find a piece of cloth painted with organic dye... Carbon-14 has a half-life of 5730 years. How long will it take 17 grams of carbon-14 to be reduced t... The half-life of carbon-14 is 5730 years. If we start with 10 grams of carbon-14, after 5730 years,... The​ half-life of​ carbon-14 is 5600 years. If a piece of charcoal made from the wood of a tree show... If the half life is 24360 years and after 1000 years I have 2.1 gm left, what was the initial qty.... Half life of radium is 44 years.The sample will reduce to 50% of its orignal value ater how many yea... carbon 14 has a hlf life of 5700 years. scientists use this fact to determine the age of things made... The half-life of xe-133 is 126 hours. Starting with 250 mg, after 500 hours around how many mg remai... If the half life of Pu-239 is 2.4 x 10^4 years, how many years are required for a 20-gram sample of... The half-life of the following first order reaction is 231 seconds. What percent of the original con... Given that the half life of c 14 is 5,700 ,use the method c 14 dating to determine the age of a fos... The​ half-life of a certain radioactive element is about 1500 years. After 2800 ​years, what per... What is the half-life of the element Lokium? 1. The half-life for the (first-order) radioactive decay of 14C is 5730 yr (it emits a β ray wit... If I 131 has a half-life of 8 days, what fraction will be left after a year? The half-life for the second-order reaction of a substance A is 55.8 s when concentration of initial... The half-life for the second-order reaction of a substance A is 58.2 s when A0 = 0.63 mol L-1 Calcul... I have: the half life of U-238 is 4.5 x 10^9 yr. A sample of rock of mass 1.6g produces 29 disinteg... If C14 has a half-life of 4,000 years, what fraction will be remaining after 36,000 years? Ba-140 has a half life of 13.0 days. What fraction of a sample will remain after 39 days? The half life of Am-241 is 432 y. If 2.00 g of Am-241 is present in a sample, what mass of Am-241 is... What is the half-life of a 100.0 g sample of nitrogen-16 that decays to 12.5 g of nitrogen-16 in 21.... ok so i got... the half life of carbon-14 is 5730 years, the relation c+(1/2)^ N/5730 is used to ca... If the half-life of a first-order decomposition reaction is 24.2 minutes, how long will it take for... If the half life of Ir - 131 is 42 days, how much would be remaining after 168 days? The half-life for the first order reaction of a substance A is 50.5 s. How much time is needed for t... The half-life of I-131 is 8.00 days. If a medical treatment involves a dose of 400. mg of I-131, how... If the half-life of a 20.0g is known to be 24 minutes, how long will it take for only 5.0 grams of t... What is the half-life of an isotope if it decays to 12.5% of its radioactivity in 18 minutes? K-42 has a half-life of 12.4 hours. If you begin with 250g of K-42, determine how much you will hav... Consider that the half-life of Polonium-210 is 140 days.What approximate daily percentage of decay d... The half-life (t1/2) of a first order reaction is 0.100 s. What is the rate constant? a. 6.93 s-1... What is the half-life (in h) for the decomposition of O3 when the concentration of O3 is 2.37 ✕ 10−6... The half-life of P-32 is 14 days. How long after a sample is delivered can a laboratory wait to use... what is the half-life of the nuclide If the half-life of a certain radioactive substance is 2000 years, estimate how many years must elap... The half-life for the first-order decomposition of is 1.3*10^-5. N2O4--> 2NO2 If N2O4 is int... i know that the half life of strontium 90 half-life is 28.8 but how can i explain this??? 3. The half-life of a certain drug in the human body is 8 hours how long it would take for a dose... 1. What is the half-life of Strontium-90? Explain your answer. Honestly I don't know how to get t... Ba has a half-life of 283.2 hours. How long would it take for the 50 mg of Ba in a sample to decay t... 1. The half-life of a first-order reaction is 9.89 minutes. How many minutes will have elapsed after... The half-life of Th-232 is 1.4E10. Find the number of disintegrations per hour emitted by 1 mol of T... If 6.90 g of (half-life = 5.30 y) are allowed to decay, how many grams would be left after 1.00 y a... The half-life for the first-order conversion of A to B is 56.5 hours. How long does it take for the... The half-life of the plutonium isotope is 24,360 years. If 10 grams of plotonium is released into th... Cobalt-60 has a half-life of about 5 years. How many grams of a 300 g sample will remain after 20 y... a half-life of uranium-235 is 700,000,000 years. The half-life of uranium-238 is 4.463x10^11 years l... If the sample has a half life of 5 seconds, how much is left after 25 seconds? 12.5% 25% 3.... The half life for a first order reaction is know to be 4.5 h. How long will it take for 85% to be de... What is the half-life of a compound if 69 percent of a given sample of the compound decomposes in 59... The half-life of a radioactive substance is one day, meaning that every day half of the substance ha... ions have a half life of 1.8*10exp(-8)sec. A pion beam leaves an accelerator at a speed of 0.8c, Wha... An isotope has a half-life of 97 years. how much of a 19-gram sample is left after 150 years? the half life of isotope X is 2.0 years how many years would it take for 4.0 mg sample of X to decay... Cesium-137 has a half-life of 30 years. Suppose a lab stored a 30-mCi sample n 1973. How much will b... The half-life of a certain radioactive material is 38 days. An initial amount of the material has a... the half-life of a radium is 1690 years is 90 grams is present now, how much will be present in 70 y... The half-life of radon-222 is about four days. After how many days is the amount of radon-222 equal... The half life of Cesium-137 is 30 years. After a nuclear accident, Cesium-137 was released near a m... Tritium (H-3) has a half-life of 12.3 years. How old is a bottle of olive oil if the tritium conten... The half-life for the process 238U→206Pb is 4.5×109yr. A mineral sample contains 67.0 mg of 238U and... Explain how the half-life of a radioactive isotope affects the usefulness of that isotpe in dating s... The half-life of Palladium-100 is 4 days. After 12 days a sample of Palladium-100 has been reduced t... Potassium-40 has a half life of 1.2 billion years and decays into the stable daughter isotope Argon-... The half – life for the disintegration of radium is 1590 years. Calculate the rate constant in seco... The half-life of plutonium-234 is 9 hours. If 40 milligrams is present now, how much will be present... If a half life of a radioactive element is twelve years,find the decay constant The half-life of Kryponite-123 is 40 years. Suppose we have a 700-mg sample. Find the decay k, and t... If the half-life of a radionuclide is 1 month, is a sample of it completely decayed after 2 months? Iodine-131 has a half-life of 8 days. How many days would it take for a sample of Iodine -131 to go... calculate the half-life of a first- order reaction if the concentration of the reactant is 0.0396 M... 14/6 c has a half-life of 5600 years. An anyalsis of charcoal from a wood fire shows that 14c conte... what is the Half-life of strontium 90. Explain your work. Okay well I already know the answer is 28... The half-life of rubidium-87 (natural absorbance 27.83%) is 5.1x10^11 years. What mass of rubidium i... if 1g of a drug whose half-life is 9 hours is administered intravenously, how much of the drug is le... the half-life of rhodium rh-106 is about 30 seconds. you start with 500 grams. formula: y=ab^x