Questions by Dcollien

Questions by Dcollien

A tiny speck (2.0*10^-4 g) of radioactive americium-241 (molar mass 241.06 g/mol) is used in smoke detectors. How many atoms of americium-241 are there in one of these smoke detectors? (scientific notation

asked Sep 3, 2024

1 answer

0 votes

128k views

Perform elementary row operations on a matrix using a calculator. A) Matrix Elementary Operations Tool B) Row Operation Calculator C) Augmented Matrix Operator D) Matrix Row Manipulation Solver

asked Jul 8, 2024

1 answer

1 vote

186k views

Help me please I need to finish

asked Jan 26, 2024

1 answer

3 votes

214k views

The free-look period for life insurance policyowners age 60 or older is : 30 days. - A) True - B) False

asked Jan 8, 2024

1 answer

4 votes

69.9k views

Make an organized list to show all possible outcomes when four fair coins areflipped. Each coin lands facing either heads up (H)or tails up (T). What is theprobability that at least three coins land facing

asked Nov 1, 2023

1 answer

2 votes

63.3k views

Solve for x/need help with this too.

asked Mar 12, 2023

1 answer

12 votes

186k views

Find the particular solution to y "= sin(x) given the general solution y = -sin(x) + Ax + B and the initial conditions

asked Jan 12, 2023

1 answer

5 votes

98.3k views

In the early twentieth century, parents' worries about their kids and money began to grow. Movies, magazines, and candy were becoming widely available. Kids were asking their parents to buy more and more.

asked Dec 17, 2022

1 answer

4 votes

192k views

Lincoln has dimes and y quarters. He has no more than 24 coins worth at least $3.50 combined. Solve this system of inequalities graphically and determine one possible solution

asked Dec 13, 2022

1 answer

4 votes

22.0k views

Please help me answer

asked Nov 25, 2022

1 answer

2 votes

70.1k views

Which statement provides the correct information regarding the parts and expectations of an IBC? Take classes, take tests, earn certificates, get hired Take classes, pass the classes, write an essay, graduate

asked Sep 7, 2022

1 answer

4 votes

27.0k views

Which would have the greatest momentum? Remember momentum = mass X velocity A) An elephant sitting down B) A dog trotting down the street C) A fast charging rhinoceros

asked Aug 11, 2022

1 answer

4 votes

66.0k views

a train traveled 3/5 of a journey in 7 hours and then traveled the remaining 400 km in 3 hours. what was the average speed

asked Jul 23, 2022

1 answer

3 votes

140k views

Find the mean value of the following. 5, 11, 4, 10, 8, 6

asked Apr 20, 2022

1 answer

0 votes

150k views

If a fast food restaurant sells hamburgers for $1.75 each, how many can you buy with $20?

asked Oct 20, 2021

2 answers

1 vote

102k views

The ________ Act is a bill designed to prevent foreign influence on elections by subjecting political ads sold online to the same rules and transparency that applies to TV and radio ads.

asked Sep 17, 2021

1 answer

4 votes

33.7k views

How do you think the printing press changed the world?

asked Aug 8, 2021

2 answers

0 votes

82.2k views

A large shipment of light bulbs has just arrived at a store. It has been revealed that 17 % of the light bulbs are defective (the other light bulbs are good). Suppose that you choose 6 light bulbs at random.

asked Jul 16, 2021

1 answer

5 votes

85.5k views

What could be done to improve how plants are categorized?

asked Apr 23, 2021

1 answer

0 votes

45.2k views

Which statement regarding sleep and dreaming is true

asked Apr 20, 2021

1 answer

5 votes

60.4k views

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