Questions Asked

My15girl:
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I will give a medal to anyone who can help me solve this; 4.00 moles of SO2and 5.00 moles O2are present in a 2.00 L container at 100 C and a…
 updated 8 days ago
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My15girl:
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An earthquake in Sarnia registered 2.1 on the Richter scale. An earthquake in California registered 4.8 on the Richter scale. How much more …
 updated 11 days ago
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My15girl:
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A bacteria population doubles every t minutes. It was determined that at t=10 the population is 15000 and at t=30 the population is 20000. W…
 updated 12 days ago
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My15girl:
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The halflife of a radioactive substance is noe hundred fiftythree days. How many days will it take for seventy percent of the substance to…
 updated 13 days ago
 2 replies
 1 Medal

My15girl:
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How would one solve this? Paul is a scientist who measured the
intensity of an earthquake to be
121,000 times the reference intensity.
…
 updated 13 days ago
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My15girl:
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A question asks determine the exact value of sin45 degrees. The sin45 = 1/root 2. Then you multiply that with root 2 over root 2 to get root…
 updated one month ago
 4 replies
 3 Medals

My15girl:
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Calculate the amount of heat in kilojoules needed to convert 190.0 g of liquid water to steam at 100.0°C (∆Hvap= 40.65 kJ/mol).
This is …
 updated one month ago
 3 replies
 1 Medal

My15girl:
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How do you find the time required for one complete revolution. Satellites that are used for satellite television must stay over the same poi…
 updated one month ago
 22 replies
 3 Medals

My15girl:
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How do you find the time required for one complete revolution.
Satellites that are used for satellite television must stay over the same …
 updated one month ago
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My15girl:
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Can someone explain this question to me? 20. Ethoxyethane is a solvent that is slightly polar. Table salt is an ionic solid. Ethanol is mod…
 updated one month ago
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My15girl:
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Can someone explain why is the BOILING POINT of cycloalkane HIGHER than nalkane?
 updated 2 months ago
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My15girl:
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Can someone explain why is the BOILING POINT of cycloalkane HIGHER than nalkane?
 updated 2 months ago
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My15girl:
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Can someone help me. Would the increasing/decreasing intervals for the function 2x+4/x^2+6x+8 be x>4 and x<4
Also would the positive in…
 updated 2 months ago
 4 replies
 1 Medal

My15girl:
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Hi can someone please please help me. This is due today. can someone look over my essay and critic it for grammar errors.
 updated 5 months ago
 1 reply
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My15girl:
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Can someone please please help me! I need someone to review my essay to tell me if it is good. I will fan and give a medal to anyone who can…
 updated 5 months ago
 8 replies
 2 Medals

My15girl:
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Hello can someone please read my eassay on Arthur, Miller's novel the crucible and tell me if it's okay. Can you someone check for grammar m…
 updated 5 months ago
 1 reply
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My15girl:
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Can someone read my thesis statement and see if it is good?
The bible begins with the book of Genesis, which describes the creation of the…
 updated 5 months ago
 1 reply
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My15girl:
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Can someone help explain how thermoregulation allows the body to respond to heat and cold stress.
 updated 6 months ago
 1 reply
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My15girl:
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A doctor has patient with very low levels of thyroxine in the blood but high levels of TSH
Is the person's problem in the thyroid gland o…
 updated 8 months ago
 4 replies
 2 Medals

My15girl:
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Someone please help :( A projectile is fired such that it starts and lands on level ground. Find the angle of elevation such that the maximu…
 updated 9 months ago
 3 replies
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My15girl:
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Can someone read my lab? It's due tomorrow and I'm not sure about it.
 updated 9 months ago
 5 replies
 4 Medals

My15girl:
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Hi can someone read my bio lab. It's due tomorrow and I'm afraid that it isn't as good as it should be. It's grade 12 bio.
 updated 9 months ago
 1 reply
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My15girl:
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if a ball falls from rest for 3s and breaks a pane of glass which makes it lose one third of its velocity, find the total distance it will h…
 updated 9 months ago
 1 reply
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My15girl:
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A train is traveling at 100km/h during a fog. as the train comes out into a clear stretch, the engineer suddenly sees a car stalled on the t…
 updated 9 months ago
 5 replies
 2 Medals

My15girl:
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I need help! Someone please help! A car is travelling along the highway at 95 km/h when the driver sees a moose crossing
the road. About 0.…
 updated 9 months ago
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My15girl:
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Two cars pass one another while travelling on
a city street. Using the velocitytime graph
below, draw the corresponding positiontime
…
 updated 10 months ago
 14 replies
 2 Medals

My15girl:
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A population has only 2 alleles, F for individuals with freckles and f for individuals without. The allele frequency of F is 58%. What are t…
 updated 10 months ago
 6 replies
 6 Medals

My15girl:
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A baseball player has a batting average of 0.280.
(i) at least 3 hits in her next 5 times at bat
(ii) at least 3 hits in her next 10 times…
 updated 10 months ago
 13 replies
 1 Medal

My15girl:
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I need help with this following question from my text book. In the expansion (x+y)^10 write the value of the exponent k in the term that con…
 updated 10 months ago
 2 replies
 1 Medal

My15girl:
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Can someone help me solve this. I am so lost. How on earth do you solve this! Someone please help!
 updated 11 months ago
 11 replies
 2 Medals
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