Favorite plant the dragon tree or the Dicentra tree
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Chemistry, 21.06.2019 17:10
Abullet found at a crime scene may be used as evidence in a trial if the percentage of metals match to the composition of metals in a bullet from the suspect's ammunition. a forensic scientist's analysis of the bullet shows that it contains 11.9 g of lead, 0.5 g of tin, and 0.8 b of antimony. what is the percentage of lead metal in the bullet? express your answers to the one's place.
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If you fill your car tire to a pressure of 32 psi (pounds per square inch) on a hot summer day when the temperature is 35Ā°c (95Ā°f), what is the pressure (in psi) on a cold winter day when the temperature is -15Ā°c (5Ā°f)? assume no gas leaks out between measurements and the volume of the tire does not change.
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