Answers by Alexander Cosman

Answers by Alexander Cosman

When 1.14 g of octane (molar mass = 114 g/mol) reacts with excess oxygen in a constant volume calorimeter, the temperature of the calorimeter increases by 10.0°C. The heat capacity of the calorimeter is

answered May 2, 2020

5 votes

96.3k views

Choose a president who was in office between 1950 and the present, and write an essay on that chief executive’s major accomplishments. Specifically, provide examples of how the president exhibited leadership,

answered Mar 17, 2020

1 vote

41.1k views

What are all the angles in math

answered Jan 11, 2020

6 votes

125k views

True or False: Most Scientists Consider Viruses To Be Non-living.

answered Dec 4, 2019

3 votes

14.0k views

A humming bird feeder is tied by a rope to a tree branch. You notice that in a gentle breeze, the feeder moves back and forth 15 times in 1 minute. How long is the rope?

answered Sep 21, 2019

1 vote

223k views

The graph shows the distance in miles of a runner over x hours. What is the average rate of speed over the interval [9, 11]? A. 2/5 B. 1 C.2 D.5/2

answered Aug 12, 2019

4 votes

144k views

The solution to -6+1/4w=-4

answered Apr 28, 2019

2 votes

128k views

Hola como estas thanks

answered Apr 6, 2019

3 votes

118k views

Sammy buys his clothes at super discounts. On saturday he bought shoes regularly priced at $40 for 25% off, and jacket regularly priced at $100 for 30% off before the sales taxe what was the total price

answered Mar 22, 2019

3 votes

65.2k views

Which of the following is good preparation for a peer review? A.Prepare multiple versions of the essay so that the peer reviewer can pick the best one. B.Let the peer reviewer know which specific issues

answered Oct 4, 2018

4 votes

95.5k views

What attributes does lactic acid confer to yogurt?

answered Jun 26, 2018

5 votes

60.4k views

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