Chemistry
What are compunds that are composed of molecules called?
Chemistry
The nuclide 12 N 7 is unstable. What type of radioactive decay would be expected??? my guess is either gamma or beta. are either of those correct?
Nuc. Chem
Oh okay so for this one would it be: 40 Ar 18???? thanks so much for your help!
Nuc. Chem
HELP!!! I have like 20 of these kinds of questions on my homework and no clue how to solve them. Electron capture transforms 40 K 19 into what nuclide?!?! Thank you
Trig word problem
A park ranger at point A sights a redwood tree at point B at an angle 23 degrees from a fire tower at point C, From the fire tower, the Angle between the ranger and the tree is 123 degrees. If the ranger at point A is 2.3 miles from the fire tower at point C, how far is it fr...
trigonometry
In triangle ABC, a=8, b=15, and m<C=40 degrees. Find the area of the triangle to one decimal place.
trig WORD PROBLEM
A park ranger at point A sights a redwood tree at point B at an angle 23 degrees from a fire tower at point C, From the fire tower, the Angle between the ranger and the tree is 123 degrees. If the ranger at point A is 2.3 miles from the fire tower at point C, how far is it fr...
trig
In triangle ABC, find <A to the nearest tength of a degree is m<B=95 degrees , b=15.4, a=8.0
trig
Two ships, one sailing at 30 km/hr and the other at 45 km/hr, left port at the same time. Three hours later they were 120 km apart. If you had to find the angle between their courses an equation that could be used to solve this problem is:
pre algebra
2x+3y=6 2x=6-3y [subtract 3y to solve for x] x=(6-3y)2 [divide by 2 to get x by itself] 2x+3y=6 3y=6-2x [subtract2x to solve for y] y=(6-2x)/3 [divide by 3 to get y by itself]
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