The half-life of the radioactive isotope silver-104 is 30 minutes. After how many minutes will about 20 grams of a 40-gram sample of the silver-104 isotope remain?
Select one:
a. 0
b. 60
c. 90
d. 30
Solved
Show answers
More tips
- C Computers and Internet Log-in: what is it and why do you need it?...
- S Style and Beauty Secrets of Tying a Pareo: 5 Ways...
- F Food and Cooking 10 Reasons Why You Should Avoid Giving Re-Gifts: An Informative Guide...
- S Sport How to wrap boxing hand wraps? Everything you need to know!...
- A Animals and plants 5 Tips for Taking Care of Yews to Keep Them Green and Beautiful...
- H Health and Medicine How to Calm Your Nerves? Expert Tips That Actually Work...
- O Other What is a Disk Emulsifier and How Does it Work?...
- S Sport How to Pump Your Chest Muscle? Secrets of Training...
- C Computers and Internet How to Get Rid of 3pic Infector: Everything You Need to Know...
- S Style and Beauty How to Grow Hair Faster: Real Methods and Advice...
Answers on questions: Chemistry
- C Chemistry 1. The table below list some properties of Copper. Property Value Length 3 cm Mass 45 g Melting Point 1084.62 °C Density 8.96 g/cm Number of Moles 0.71 mol Which of the following is...
- C Chemistry The specific heat of copper is about 0.400 yg C. How much heat is needed to change the temperature of a 30.0-gram sample of copper from 20.0°C to 50.0° A. 240 j B. 480 j C. 720 j D....
- C Chemistry Which of the following objects will have the greatest change in motion? please give me an answer! I need help. :(...
- C Chemistry When exactly 238.72 g of Mg reacts with excess silver nitrate, how many moles of Ag are produced? Mg + 2 AgNO3 Mg(NO3)2 + 2 Ag Please help :) ASAP...
- C Chemistry Which is common to the life cycles of both flowering and non-flowering plants? 1. produce fruit 2. stay dormant 3.pollination 4.producing cones...
- C Chemistry What is the density of a sample of ammonia gas (NH 3 ) if the pressure is 705 mm Hg and the temperature is 63.0°C?...
- M Mathematics Afunction is described by the equation y = 6x - 15. if the domain of the function is {-2, 0, 2, 4}, find the range....
- M Mathematics Write the equation in slope intercept form if m=3 and the y intercept is (0,-2) 2 points y=3x+2 y=3x-2 y=-3x-2 y=-3x-2 write the following equation in slope intercept form: 3x-4y=-24...
- M Mathematics Asum of money was divided in the ratio 5: 7. if the smaller amount was sh. 450, calculate the larger amount...
- B Biology Human curiosity has led to improvements in technology, which has increased scientists ability to a.form hypothesesb.make observationsc.think criticallyd.ask questions...
Ответ:
d
Explanation:
The amount of time it will take for the 40g sample to get cut in half is 30 minutes
Ответ: