Recent activity by Jarek C

Recent activity by Jarek C

In each part calculate the kinetic energy of the given objects in joules c) an electron (mass 9.11x10^-31kg) moving at a speed of 2.74x10^7m/s

answered Dec 31, 2023

1 answer 160k views

1. How many moles are present in 9.25x10^34 molecules of H2O? 2. How many moles are present in 4.51x10^15 atoms of Aluminum (AI)? 3.How many moles are present in 3.78x10^20 atoms of Lithium (Li)?

answered Oct 14, 2023

1 answer 218k views

Please look at the attachment and answer my question :(

answered Oct 11, 2023

2 answers 203k views

Find the range of the data. . Length (inches) of fish in tank: 2,3,1, 4, 5, 2, 2 Range: [?] in.

answered Sep 21, 2023

2 answers 128k views

Heeeeeeelp meeeeeeeee ec ececj Jjj

asked Jul 22, 2023

2 answers 273k views

Translate: the desk (in a classroom) Ola mochila el pupitre o la mesa de trabajo el aula el horario

answered Mar 18, 2023

2 answers 63.6k views

A piece of ribbon is 63 inches long. it is cut into pieces that are each 7 inches long. how many pieces of ribbon are there?

asked Mar 2, 2023

1 answer 149k views

The Qin Dynasty was famous for its A. destruction of the books of Confucianism and other schools. B. harsh laws. C. societal order and stability. D. All of these answers are correct.

asked Feb 23, 2023

1 answer 62.8k views

A train accelerates at 2.2 m/s^2. With an initial velocity of 22 m/s, what will be the velocity of the train after 19 s

answered Nov 23, 2022

1 answer 51.0k views

PLEASE HELP!!!!!! 20 points! Choose the person responsible for each innovation. : transistor : co-founder of Microsoft : co-founder of Apple : co-developer of first microprocessor

answered Sep 24, 2022

2 answers 478k views

what was the role of revivalists of the second great awakening in the abolitionist movement? A. the revivalists of the second great awakening were against the abolitionist movement. B. many of the revivalists

answered Sep 22, 2022

2 answers 334k views

Find the length of UC

answered Jun 24, 2022

2 answers 99.2k views

What factors determine the foreign policy of a country

asked Jun 19, 2022

1 answer 514k views

A coat was originally priced at $175. It went on sale for $113.75. What was the percent that the coat was discounted

asked Mar 24, 2022

1 answer 533k views

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