Ask a New Question

Question

A 208 g sample of sodium-24 decays to 13.0 g of sodium-24 within 60.0 h. What is the half-life of this radioactive isotope?
12 years ago

Answers

DrBob222
You must be having an identity crisis.
12 years ago
Jade
15 hours
9 years ago

Related Questions

A 3.48 gram sample of sodium sulfate hydrate lost 1.35 gram of water when heated to constant weight.... A sample of sodium-24 with an activity of 12 mCi is used to study the rate of blow flow in the circu... A 50.6 mg sample of sodium perchlorate contains radioactive chlorine-36 (whose atomic mass is 36.0 a... a sample of sodium-24 with an activity of 12 mCi is used to study the rate of blood flow in the circ... A solid sample is 81.0 g sodium per 1,000,000. g substance, and contains 1.92 × 10 ^21 sodium atoms,... A sample of sodium sulfate, Li2SO4, contains 6.78 x 10^23 formula units. How many moles of Li2SO4... 4. A 9.25 g sample of sodium reacts completely with sulfur to form a compound with a weight of 15.... A sample is 14% sodium chromate. What is the percent Cr in the sample? Answer in units of %. A sample of sodium carbonate, Na2CO3, weighs 44.0 g. Calculate the number of Na2CO3 formula units, t... A 58.44-g sample of sodium chloride contains 35.45 g of chlorine, with sodium being the only other e...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use