What is the mass of a 4.10-?Ci 146C source? The half-life of 146C is 5730 yr.
Express your answer to three significant figures and include the appropriate units.
What is the mass of a 4.10-?Ci 146C source? The half-life of 146C is 5730 yr....
What is the mass of a 3.90-?Ci 146C source? The half-life of 146C is 5730 yr. Express your answer to three significant figures and include the appropriate units. please help. I have no idea what im doing on this.
The half-life of 14C is 5730 yr. Find the number of disintegrations emitted by 1.0 mol of 14C in 1 minute. (Note: 1 year = 365.24 day). Express your answer using two significant figures.
An undersea research chamber is spherical with an external diameter of 4.10 m . The mass of the chamber, when occupied, is 35600 kg . It is anchored to the sea bottom by a cable. The density of seawater is 1025 kg/m3. Part A What is the buoyant force on the chamber? Express your answer to three significant figures and include the appropriate units. Fbuoyant Fbuoyant = nothingnothing SubmitRequest Answer Part B What is the tension in the cable? Express...
Constants An undersea research chamber is spherical with an external diameter of 4.10 m. The mass of the chamber, when occupied is 35800 kg. It is anchored to the sea bottom by a cable. The density of seawater is 1025 kg/m3 Part A What is the buoyant force on the chamber? Express your answer to three significant figures and include the appropriate units. FbuoyantValue Units Submit Request Answer Part B What is the tension in the cable? Express your answer...
The half-life for the radioactive decay of C−14 is 5730 years. If a sample of C−14 initially contains 1.7 mmol of C−14, how many millimoles will be left after 2250 years? Express your answer using two significant figures.
The half-life for the
radioactive decay of C-14 is 5730 years. You may want to reference
(Pages 598 - 605) Section 14.5 while completing this problem.
Exercise 14.58 - Enhanced with Feedback 26 of 48 Review I Constants I Periodic Table The half-life for the radioactive decay of C-14 is 5730 years Part A You may want to reference (Pages 598 605) Section 14.5 while completing this problem. How long will it take for 30% of the C-14 atoms in...
The half-life for the radioactive decay of C-14 is 5730 years. You may want to reference (Pages 635 - 641) Section 14.4 while completing this problem. Part A How long will it take for 30% of the C-14 atoms in a sample of C-14 to decay? Express your answer using two significant figures.
The half-life of carbon-14 is 5730 yr. Archaeologists discovered a small wooden statue during a recent excavation. If the carbon-14 that remains in the bowl is 74% that of a living tree, how old is the statue? Select one: a. 1.7 × 103 yr b. 2.5 × 103 yr c. 4.2 × 103 yr d. 6.1 × 103 yr
The half-life of 27Mg is 9.50 min. (a) Initially there were 4.10 × 101227Mg nuclei present. How many 27Mg nuclei are left 25.5 min later? Please give your answer to 2 significant figures. b) Calculate the 27Mg activities (in Ci) at t = 0 and t = 25.5 min. t= 0 __Ci t= 25 __ Ci
The half-life of 235U, an alpha emitter, is 7.1×108 yr. Part A Calculate the number of alpha particles emitted by 3.4 mg of this nuclide in 3 minutes. Express your answer using two significant figures. TIME GIVEN IS 3 MINUTES