At a given temperature \( PbI _{2} \) will be more soluble in(a) \( 0.4 M Pb \left( NO _{3}\right)_{2} \)(b) \( 0.02 M Na 1 \) when(c) \( 0.02 MKI \)(d) water \( PbI _{2} \rightleftharpoons Pb ^{+} \)

At a given temperature \( PbI _{2} \) will be more soluble in(a) \( 0.4 M Pb \left( NO _{3}\right)_{2} \)(b) \( 0.02 M Na 1 \) when(c) \( 0.02 MKI \)(d) water \( PbI _{2} \rightleftharpoons Pb ^{+} \)
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At a given temperature \( PbI _{2} \) will be more soluble in (a) \( 0.4 M Pb \left( NO _{3}\ ... (d) water \( PbI _{2} \rightleftharpoons Pb ^{+} \)
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In the given figure, AB is the diameter where AP = 12 cm and PB = 16 cm. If the value of π is taken 3, what is the perimeter of the shaded region? (a) 58 cm (b) 116 cm (c) 29 cm (d) 156 cm

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Drinking of mineral water with very low levels of pesticides (about 0.02 ppm) for long periods may:

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Two 12 ft. sections of aluminum siding are placed end to end on the outside wall of house. How large a gap should be left between the pieces to prevent buckling if the temperature can change by 55˚C?  a. 0.21 m  b. 0.18 m  c. 0.31 in  d. 0.18 in

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