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  • Predicting Chemical Reaction products?

    why does Cr2(SO4)3 + HNO3 have no reaction, but HCl(aq) + AgNO3(aq) > HNO3(aq) + AgCl(s) does have a reaction?

    1 AnswerChemistry5 years ago

  • Simplifying rational expression question?

    2x^2 - xy - y^2 / x^2 - 2xy + y^2

    can you simplify this expression and show the steps, thanks !

    3 AnswersMathematics5 years ago

  • joint pains and chest pains?

    im a 15 years old girl

    sometimes i get joint pains, they last usually more then an hour and they usually happen on my right side side of the body, sometimes what happens is that my leg may be hurting, then after a few hours my arm will be hurting then my hand or my wrist or one of my fingers

    i also sometimes get chest pains and it hurts more when i inhale

    im not over or underweight either

    2 AnswersPain & Pain Management8 years ago