Chemistry, 31.12.2019 05:31 krystynas799

What would happen if coffee were brewed without a filter? what does the filter do?

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Chemistry, 23.06.2019 00:00, alisonsolis155

Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3