Questions by Kellymandem

Questions by Kellymandem

Natural potassium contains 40K , which has a half-life of 1.277×10⁹ years. What mass of 40K in a person would have a decay rate of 4140 Bq? (b) What is the fraction of 40K in natural potassium, given that

asked Dec 10, 2024

1 answer

1 vote

197k views

How do studies using the experimental research strategy differ from other types of research?

asked Nov 11, 2024

1 answer

4 votes

105k views

Replication is a troubleshooting procedure that tries to repeat the same problem on another PC?

asked Aug 22, 2024

1 answer

1 vote

150k views

A bungee jumper hangs from a bungee cord with zero velocity. If the bungee cord has a spring constant of 76 N/m and the jumper has a mass of 110 kg, how stretched is the bungee cord past its natural length?

asked May 10, 2024

1 answer

5 votes

672 views

Helppppp pleaseeeeee Select all of the following that are true about chromosomes. . contain DNA and proteins . can be tightly coiled . contain DNA with no known function . surrounded by a lipid capsule

asked Jan 8, 2024

1 answer

5 votes

56.6k views

Use the pattern you found in the table to rewrite 10 × 10 as an equivalent expression with a single exponent, like 10?.

asked Nov 16, 2023

1 answer

0 votes

203k views

L=24 B=12 area=______ Perimeter=_______

asked Oct 4, 2023

1 answer

6 votes

59.3k views

What allows carbon to bond with up to four other atoms at a time and form the macromolecules that are essential to life ?

asked Aug 25, 2023

1 answer

4 votes

59.0k views

What might explain why medieval chants can sound unfamiliar to a modern listener?.

asked Jan 23, 2023

1 answer

14 votes

204k views

10. What defense did many Nazis use at trial? A that they had diplomatic immunity B that they were just following orders с that they had been arrested by mistake that they thought they were doing the right

asked Dec 6, 2022

1 answer

14 votes

14.3k views

Mr. And Mrs. Smith went on vacation by car. When they began the odometer reading in the car was 28,575. When they returned the odometer reading was 29,684. How many gallons of gas, to the nearest gallon

asked Nov 18, 2022

2 answers

4 votes

102k views

As an elementary student what did you learn in your arts subject

asked Jun 23, 2022

1 answer

4 votes

140k views

You are writing a paragraph about the natural beauty of the Grand Canyon. Which type of paragraph will you most likely write? A. narrative B. persuasive C. informational D. descriptive

asked Apr 16, 2022

2 answers

5 votes

72.7k views

Plot the intercepts to graph the equation. x+y=3 Use the graphing tool to graph the equation. Use the intercepts when drawing the line. If only one intercept exists, use it and another point to draw the

asked Mar 14, 2022

1 answer

14 votes

229k views

Which sentence best describes the main reason for the difference between a novel and a fact sheet, in terms of how facts are included? A novel must include only the most important facts. A novel has a

asked Jan 5, 2022

1 answer

5 votes

58.8k views

Monica is rollerblading along a trail in Tropical Park. She stopped for water after rollerblading for 2.45 miles. She continued on the trail for another 3.04 miles, then stopped for lunch. She made her

asked Dec 27, 2021

2 answers

2 votes

98.5k views

How old will I be in 2020 if my birthday is september 14, 1995?

asked Dec 18, 2021

1 answer

1 vote

199k views

What is the main message of the poem "miracles"

asked Nov 14, 2021

1 answer

4 votes

235k views

How did the Ptolemaic model differ from other proposed solar system models? It said that the planets have epicycles. It said that the planets rotate on their axes. It said that the planets revolve around

asked Oct 23, 2021

2 answers

4 votes

34.6k views

Look at the map above. Which of the following climate regions is represented in Canada? A. arid B. subarctic C. tropical wet D. humid subtropical

asked Aug 22, 2021

2 answers

2 votes

91.9k views

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