a) the object does not move
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Iron reacts with sulfur to form iron sulfide. if 60 grams of iron reacts with sulfur to produce 90 grams of iron sulfide, how much sulfur has been used in the chemical reaction?
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Assume you measured the mass of the cart to be (500 ± 1) g and the mass of the additional mass you put on the cart to be (500 ± 1) g as well. since the scale you are using in the lab cannot measure objects heavier than 600g you will have to sum up individual pieces and propagate the error. so what would be the mass and the standard error of the cart and the mass
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How many neutrons does plutonium -196 with an atomic number of 78.
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Explain what will happen if decomposers were apsent from a forest ecoysystem.
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Work is only being done when what happens to an object?
a) the object does not move
a) the object does not move
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