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Find exact value of #cos(pi/12)#?

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Question #e459c

Find the vertical and horizontal component?

What is the position of an element in the periodic table if its electron configuration is #1s^2 2s^2 2p^6 3s^2 3p^5#?

Question #65c11

For the reaction #"Fe"_2"O"_3 + 2"X" > 2"Fe" + "X"_2"O"_3#, if #"79.847 g"# #"Fe"_2"O"_3# reacts with excess #"X"# (#FW = "159.691 g/mol"# for the iron(III) oxide) to yield #"50.982 g X"_2"O"_3# and #"55.847 g Fe"#, what is the identity of #"X"#?

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If a,b,c are in GP and a + x , b + x, c + x are in HP. Find x where a,b,c are distinct numbers?

Question #7d554

Compare and contrast organic and inorganic compounds?

Question #53cfd

The International space station has a mass of 419,600 kg and GPE of 1,049,000,000,000 J. How high above the Earth is it?

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What elements are member of the halogen family?

What are the key features of chordates?

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Question #bb9a4

Find the vertical and horizontal component?

Consider a particle initially moving with a velocity of 5m/s starts deaccelarating at a constant rate of 2m/s*2 find the distance travelled in 2sec?
Ans:2m

How do different isotopes of the same element differ?

Define Crime?

A box with an initial speed of #2 m/s# is moving up a ramp. The ramp has a kinetic friction coefficient of #3/4 # and an incline of #(5 pi )/8 #. How far along the ramp will the box go?

How are members of Archaebacteria different from members of Eubacteria?

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An object is at rest at #(1 ,2 ,8 )# and constantly accelerates at a rate of #1 m/s^2# as it moves to point B. If point B is at #(3 ,7 ,4 )#, how long will it take for the object to reach point B? Assume that all coordinates are in meters.

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If #(x+iy)^3# is an imaginary number and #x+iy=8#, find #x# and #y#?

How I calculate mass fraction ratio?

How do you simplify #(1+i)^2/(3+2i)^2#?

Question #438b5

What tells us where we can find electrons? Why are these probability distributions the way they are? Can an electron ever stop spinning or moving?

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At what angle must a projectile be fired to travel 3.624m from a height of 1.012m?

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An object with a mass of #8 kg# is on a plane with an incline of #pi/8 #. If the object is being pushed up the plane with # 5 N # of force, what is the net force on the object?

Question #bafaf

A balloon is flying up with a velocity of 5 m/s. at a height of 100 m a stone is dropped from it . at the instant the stone reaches the ground level the height of balloon will be ?

Calculate the volume of ammonia gas produced at STP when 140g of nitrogen gas reacts with 30g of hydrogen gas.(atomic mass: N=14u,H=1u) how to do this?

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F'(x) if f( x) = 8/5x^4 ?

Question #a7e63

What is the Unit membrane model of the plasma membrane?

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