The L/C covers 100 sets "ABC" brand pneumatic tools, 1/2" drive complete with hose and quick couplings. CIF Sunny Port.
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1.The L/C covers 100 sets "ABC" brand pneumatic tools, 1/2" drive complete with hose and quick couplings
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2.USD4.58USD/PCS CIF New York Port.
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3.(a)n=3,l=2,m=-1(b)n=3,l=1,m=0(c)n=2,l=0,m=1(d)n=2,l=2,m=-2(e)n=1,l=0,m=-1
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4.n = 1,l = 0,m = 0|n = l,l = 1,m = 1|;n = 2,l = 0,m = 1 |n = 2,l = 2,m = 2
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5.A.n = 1, l = 0 ,m = 0 , s = +1/2B.n = 2, l = 1, m = 0 , s = +1/2C.n = 3, l = 2 ,m = 1, s = +1/2D.n =
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6.Cho các hàm số ( ) 1 , = y f x ( ) ( ) 2 , = y f f x ( ) 2 3 4 = y f x có đồ thị lần lượt là ( ) ( )
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7.An L/C will be ______ by ABC Bank in Lagos,
Nigeria.
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8.下列各组量子数正确的是( )A.n=3, l=2, m=0, m s =1/2B.n=2, l=2, m= -1, m s = -1/2C.n=4, l=1, m=2, m s = -1/2D.n=3,
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9.【题文】常温下,将0.02 mol·L -1 的Ba(OH) 2 溶液100 mL和0.02 mol·L -1 的NaHSO 4 溶液100 mL混合,若忽略溶液体积变化,则混合后的溶液 A.
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10.如图,∠1=∠2,∠3=100°,则∠4=_______________°.