Chemistry, 02.12.2021 23:00 angiechill
Nitrogen+makes+up+78. 08%+of+the+volume+of+earth's+atmosp here,+and+oxygen+makes+up+20. 95%+of+the+volume. +the+total+air+pressure+at+sea+leve l+is+101. 3+kpa. +from+this+information,+what+can+be +calculated?.
Answers: 1
Chemistry, 21.06.2019 22:10
What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance
Answers: 2
Chemistry, 22.06.2019 02:40
Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?
Answers: 2
Chemistry, 22.06.2019 09:00
Scientific evidence tells us that the cause of earths four season is the tilt of earth as it revolves around the sun. the student is instructed to illustrate this information in a science notebook. how will the student illiterate winter in the northern hemisphere?
Answers: 3
Chemistry, 22.06.2019 10:00
Water's surface tension and heat storage capacity are accounted for by its a) orbitals b) weight c) hydrogen bonds d) mass e) size
Answers: 2
Nitrogen+makes+up+78. 08%+of+the+volume+of+earth's+atmosp here,+and+oxygen+makes+up+20. 95%+of+the+v...
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