Questions by Chamnap

Questions by Chamnap

A sample contains 4.00 x 10⁹ Bq of polonium-210 (Po-210). Assuming the disintegration of Po-210 follows first-order kinetics with a rate constant of 1.833 yr⁻¹, calculate the amount of time required for

asked Sep 8, 2024

1 answer

0 votes

123k views

7. 640, ________ 2.5

asked Mar 18, 2024

1 answer

1 vote

219k views

2. How can iron fillings provide evidence that can be used to explain how two magnets exert forces on each other even though the magnets are not in contact with each other?

asked Nov 23, 2023

2 answers

5 votes

217k views

Using the graph, find the rate of change of a country's population.

asked Aug 1, 2023

1 answer

0 votes

207k views

What cell is the result of the fusion of an egg and a sperm cell.

asked Jul 19, 2023

1 answer

1 vote

17.9k views

Climate change invites energy crisis. justify this statement

asked May 19, 2023

1 answer

10 votes

96.1k views

Was the New Deal a Success or Failure? Provide specific examples to support your claim.

asked Dec 19, 2022

1 answer

2 votes

122k views

I don’t understand this please help!!!

asked Nov 11, 2022

1 answer

13 votes

91.3k views

What do you call a collection of colours ?

asked Nov 5, 2022

2 answers

1 vote

48.9k views

There is a population of 17 bacteria in a colony. If the number of bacteria doubles every 229 hours, what will the population be 458 hours from now?

asked Jul 11, 2022

1 answer

4 votes

9.4k views

Writing. Part 1 Question 1 (10 Marks) Your friend, Ethan, had a wedding part yesterday. You liked the wedding a lot. Write an email to Ethan. In your email, you should: • Thank him for inviting you to

asked Mar 12, 2022

1 answer

5 votes

135k views

The deli gets 1212 -pound blocks of cheese. They slice the cheese into \frac{1}{4} 4 1 - pound and \frac{1}{2} 2 1 - pound packages to sell to customers. How many \frac{1}{2} 2 1 - pound packages

asked Feb 17, 2022

1 answer

0 votes

192k views

Which is true about the polynomial

asked Jan 23, 2022

2 answers

4 votes

114k views

BC= Round your answer to the nearest hundredth. /20

asked Oct 8, 2021

2 answers

5 votes

83.2k views

Johnny often hits his brother even though his brother does not do anything to the tag and eyes assume Johnny aggression is more like most likely due to a combination of

asked Sep 21, 2021

1 answer

1 vote

233k views

______found evidence that the continents were joined together at one time.

asked Aug 9, 2021

1 answer

3 votes

153k views

How can you can tell if a fat is saturated?

asked Jun 21, 2021

1 answer

0 votes

129k views

One angle of a parallelogram measures 15º. What are the measures of the other three angles in the parallelogram?

asked May 21, 2021

1 answer

5 votes

222k views

Which america political party supports universal health care

asked May 21, 2021

1 answer

3 votes

228k views

Webvan and Tesco were both in the online grocery business. Webvan failed largely because Select one: a. It was not solving a real problem for a large-enough customer segment b. It targeted an attractive

asked May 7, 2021

1 answer

3 votes

20.2k views

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