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Is a pencil falling to the floor anon contact force, a force, or a contact force
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At stp, which substance is the best conductor of electricity? a. nitrogen b. neon c. sulfur d. silver
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15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.
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Chemistry, 23.06.2019 22:00
How will the ice water mix with the salty water? write your hypothesis below. solution hypothesis describing mixing hypothesis describing temperature (will the top be warmer, cooler, or the same as the bottom? ) solution 1 freshwater solution 2 salty water solution 3 saturated water?
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The blackbody curve for a star named Gamma shown below. What is the surface temperature of this star...
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