Solved papers for JEE Main & Advanced JEE Main Paper (Held On 11 April 2015)

done JEE Main Paper (Held On 11 April 2015)

  • question_answer1) \[A+2B+3C\rightleftharpoons A{{B}_{2}}{{C}_{3}}\] Reaction of 6.0 g of \[A,6.0\times {{10}^{23}}\]atoms of B, and 0.036 mol of C yields 4.8 g of compound \[A{{B}_{2}}{{C}_{3}}.\]If the atomic mass of A and C are 60 and 80 amu, respectively, the atomic mass of B is (Avogadro no.\[=6\times {{10}^{23}}\]) : [JEE Main Online Paper (Held On 11 April 2015)]  

    A)  70 amu

    B)  60 amu

    C)  50 amu

    D)  40 amu

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JEE Main Online Paper (Held On 11 April 2015)
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