Questions by Rosengrenen

Questions by Rosengrenen

The half-life of Hafnium-156 is 0.025 seconds. How many seconds would it take a 560 g sample to decay to one-fourth of its original mass?

asked Nov 3, 2024

1 answer

4 votes

2.5k views

5 Mark this and return 6 7 Read the sentence. The administrator of the company, the woman overseeing the department, added new personnel to better augment the existing sales force. 10 Which part of the

asked Jun 3, 2024

1 answer

2 votes

103k views

What type of reaction absorbs energy as it occurs? A. Kinetic B. Potential C. Exothermic D. Endothermic

asked May 15, 2024

1 answer

1 vote

232k views

What were the most commonly used symbols in flemish art?.

asked Dec 9, 2023

1 answer

3 votes

52.8k views

HELPP ME ITS BEEN SO LONG HELP PLEASEEE HELP PLEASEE HELPP Stevie needed twine for the gifts she was wrapping for a family party. The lengths of Stevie’s twine are shown on the line plot below. How many

asked Oct 9, 2023

1 answer

20 votes

216k views

I need help please take a look at this

asked Jul 24, 2023

2 answers

20 votes

163k views

the tunnel under the english channel that connects england and france is actually three separate tunnels built end to end. each is a half-cylinder that is 50,000 meters long and 4 meters high. how many

asked Jun 21, 2023

1 answer

5 votes

158k views

1) Cube search the Faces : Verticles : Edges :

asked Jan 26, 2023

1 answer

2 votes

67.5k views

What is curious about Victor’s speech to Walton’s men when they request to abandon the mission? Why would Victor contradict his previous warnings?

asked Dec 13, 2022

1 answer

9 votes

184k views

349÷97 need help plz

asked Sep 3, 2022

2 answers

3 votes

234k views

I need the help Please. I’m terrible at physics

asked Jun 3, 2022

1 answer

0 votes

16.0k views

What document identifies the goals of the national government?

asked Apr 27, 2022

1 answer

2 votes

10.7k views

I need help on the question in the attachment

asked Sep 23, 2021

2 answers

1 vote

30.6k views

−2x+2y=10 and -9x+8y=46−9x+8y=46 by combining the equations.

asked May 14, 2021

1 answer

1 vote

8.8k views

emily is 60 inches tall. fernando is 3/4 of emily's height and jasmine is 8/9 of fernando's height. how tall are fernanado and jasmine?

asked Feb 26, 2021

1 answer

1 vote

211k views

An acute ∆ABC is rotated about a point and then dilated by a scale factor of 0.5 to produce ∆A’B’C’. Which statement correctly compares ∆ABC to ∆A’B’C’.

asked Feb 1, 2021

1 answer

5 votes

230k views

√x + 4 + x + 4 + 2 √x + 4√2

asked Jan 27, 2021

1 answer

4 votes

111k views

Benjamin kicks a ball off the ground, and the ball travels at an initial velocity of 48 feet per second. An equation is used to model the height, in feet, of the ball from the time it is kicked to the

asked Nov 15, 2020

2 answers

2 votes

131k views

Which option did the Mexican federal constitution of 1824 grant to Texas

asked Oct 13, 2020

2 answers

2 votes

218k views

A sample of benzene was vaporized at 25◦C. When 37.5 kJ of heat was supplied, 95.0 g of the liquid benzene vaporized. What is the enthalpy of vaporization of benzene at 25◦C? 1. 30.8 kJ/mol 2. 13.4 kJ/mol

asked Aug 12, 2020

1 answer

3 votes

78.2k views

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