7th grade science help? please
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Answers: 2
Chemistry, 22.06.2019 05:30, stellaglenn205
What reaction is taking place? 02 + c3h8 = h20 + co2
Answers: 1
Chemistry, 22.06.2019 15:00, kandi2565
Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ยบc and rises to an altitude where its volume is twenty times the original volume and its temperature is โ 50.0ยบc ?
Answers: 2
Chemistry, 22.06.2019 19:00, georgesarkes12
Mercury metal is poured into a graduated cylinder that holds exactly 22.5 ml the mercury used to fill the cylinder mass in 306.0 g from this information calculate the density of mercury
Answers: 2
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