jarediguerra jarediguerra

29-04-2024
Chemistry

Answered

QUESTION 22
Polonium-208 is an alpha emitter with a half-life of 2.90 years. How many milligrams of polonium from an original sample of 2.00 mg will remain
after 8.00 years?
6.77 mg
0.147 mg
0.725 mg
1.90 mg
0.296 mg

Answer :

Other Questions

When does it make the most sense to include an anchor in your negotiation?

Why is flexible labor important in a JIT system?

What has the federal and state government has not agreed on

Technician A says that it is not necessary to check the radiator for air flow restrictions. Technician B says the cooling system is not used in providing heat t

QUESTION 10True or False: Experimental research can answer a question or test a hypothesis.A. True B. False

Complete the bank statement.\begin{tabular}{|c|c|c|c|c|}\hline Date & Description & Credit [tex]$(£)$[/tex] & Debit [tex]$(£)$[/tex] & Balance [

Which period of art would typically NOT have emphasized the balance, symmetry, and proportion of ancient Greek and Roman cultures?A. NeoclassicalB. ModernismC.

Missy's rotation maps point [tex]\( K(17,-12) \)[/tex] to [tex]\( K(12,17) \)[/tex]. Which describes the rotation?A. [tex]\( 270^{\circ} \)[/tex] counterclockwi

Concentration and rate data are provided in the table below for the reaction shown.[tex]\[ 2 \text{NO} (g) + \text{Cl}_2 (g) \longrightarrow 2 \text{NOCl} (g)

Question content area top Part 1 In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a mean of 68.4 inches and

Which trend is true regarding China's economic impact on transportation use? A.) More people are riding bikes due to increased traffic congestion B.) More peopl

What is 3 4/15 divided by (8 divided by 6 3/10)

There are many numbers that divide 109 with a remainder of 4. List all two-digit numbers that have that property. Thank you for helping

The _______ Amendment is the only constitutional amendment that was ratified by approval of conventions in three-fourths of the states.

What is .02 as a fraction? How do you find it? Would it be 2 over 10?

Which is irrational? A. Sqare root of 254 B. 0.6 (repeating) C. 159/7 D. Square root of 361

Who was the Dutch monk and scholar who criticized the folly of his fellow man in his book, The Praise of Folly? A. Desiderius Erasmus B. Petrarch C. Dante D. Th

Russia became a _____________ when the Bolsheviks forced Czar Nicholas the II out. a. Republic b. Monarchy c. Socialist country d. none of the above

Find the equation of the line with a slope of 3/4 that goes through the point (8,10)

Please help! X+(x+2)=72