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Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?
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The equation picture below shows which type of nuclear reaction u 235 + n x e 134 + sr 100 + 2n
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El amoniaco y el fluor reaccionan para formar tetrafluoruro de dinitrogeno y fluoruro de hidrogeno. segun la reaccion: nh3 + f2 ⇒ n2f4 + hf si reaccionan 5 gramos de amoniaco y 20 gramos de fuor, ¿cuantos gramos de fluoruro de hidrogeno se producen?
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How many moles are there in 9.10 moles of Fe2O3...
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