The half life of a decaying substance is defined as the time at which the substance decreases to one-half of its original value. In this case, given hlf-life of 10 years and an original mass of 50 grams, after 10 years, the isotope mass becomes 50*0.5 or 25 grams. Answer is B.
Answer:
If these are in exponent form -- the answer would be 2.01 x
> 2.8 x 10.3
Step-by-step explanation:
Look at the sheet attached.
Answer:
Mike drew the following figure in his notebook. What is the value of ? Show all work
Step-by-step explanation:
Is 288
Answer:
y=-3x+3
Step-by-step explanation:
Answer:
Step-by-step explanation:
400=15x+95
305=15x
20 1/3=x