Schminder

What is a bryophyte gametophyte? Can you list some bryophyte gametophyte? Thank you

Can someone show how the derivative of cos(x)sin(x) = cos(2x)?

A mass spectrometer similar to the one in the figure below is designed to separate protein fragments. The fragments are ionized by removing a single electron and then enter a 0.60 T uniform magnetic field at a speed of 2.5 105 m/s. If a fragment has a mass 90 times the mass of the proton, what will be the distance between the points where the ion enters and exits the magnetic field?

http://www.webassign.net/knightcp1/24-38.gif

This is just a practice probem. I want to know how to solve this,not just the answer.

Thank you!

Are the allowances in cap and trade called carbon credits, or are carbon credits part of a different system?

I'm doing a science project comparing different methods of water purification such as chlorination, and I need a method that will only measure the live bacteria in water. Is there a method or is there a way to compare the effectiveness of the methods while counting all the bacteria in the water?

Would you start the quote like this:

"'...His death has brought my mother to her senses and made her ashamed of her treacherous deed...’"

i skipped a few sentences of the person talking

n: 1 2 3 4 5 6

nth term:0 1 4 9 16 25

“He awakened Gilgamesh and said, ‘My friend, listen to my dream. The great gods Anu and Enlil, wise Ea, and radiant Shamash met together. Anu said to Enlil, ’Because Gilgamesh and Enkidu have kileed Humbaba and the Bull of Heaven, the one who removed the cedars from the mountain must die!’ Enlil replied 'Gilgamesh will not die, but Enkidu should die' '...

How do i quote the quotes withing the quotes correct?

Thank you

Is this correct?

"'He said to himself, 'Yet he has found everlasting life and has joined the assembly of the heavenly gods. Surely he can teach me how to live for days without end!'" (#).

or is this the correct way?

"'He said to himself, 'Yet he has found everlasting life and has joined the assembly of the heavenly gods. Surely he can teach me how to live for days without end'" (#).

It's about an american girl who travels to Italy with her father. Her dad ends up dieing in their car and two men come and drive her to their place. they do it because their sister's daughter died. They give her some old clothes to wear and stuff. After a while her picture starts showing up in newspapers and the men get worried and i think they were planning to kill her or something so they wouldnt get caught. the woman tell the girl to escape.

i either want to take Spanish or Mandarin Chinese. I am Chinese and most i think all of my relative already know how to speak Mandarin but i dont know that much. I by the end of this school year i would have taken two years of Spanish and i was recommended for 2nd year honors Spanish. The only reason i would choose Spanish is because of the recommendation from my teacher. i don't like learning Spanish that much but i want to do what is best for my future and i want to know which language would help me the most.

a boat traveled 336 miles downstream and back. the trip downstream took 12 hours. the trip back took 14 hours. what is te speed of the boat in still water? what is the speed of the current?

can u please show work. thank you

the setting is in Europe sometime around the 16-19th century. the protagonist is a girl who wants to learn but only men are allowed. the only women allowed have to sleep with men of higher status or something. i think she ends up fallin in love with a man

How does he brain learn math? Which part of the brain? How do boys and girls compare and contrast?

thx for answering

im going on vacation and im going to be on 5 airplanes total.the first plane ride will take about a day. im scared that the plane will crash or something. any advice?

i need to know if the puncture wound i have in this Oregon Trail thing is gaping or not. thx

i also need some historical facts. i've goggled it and went on bing too