Chemistry, 20.03.2020 04:23 kaitlyn0123
A 2.50 L flask was used to collect a 1.65 g sample of propane gas, . After the sample was collected, the gas pressure was found to be 736 mmHg. What was the temperature of the propane in the flask
Answers: 3
Chemistry, 22.06.2019 11:30
Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?
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Chemistry, 22.06.2019 23:00
What is the mass of naoh that would have to be added to 500 ml of a solution of 0.20 m acetic acid in order to achieve a ph of 5.0?
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Chemistry, 23.06.2019 01:00
Imagine if during the cathode ray experiment, the size of the particles of the ray was the same as the size of the atom forming the cathode. which other model or scientific observation would have also been supported? 1. this would support dalton's postulates that proposed the atoms are indivisible because no small particles are involved. 2. this would support bohr's prediction about electrons moving in orbits having specific energy. 3. this would support bohr's prediction about electrons being randomly scattered around the nucleus in the atom. 4. this would support dalton's postulates that proposed that atoms combine in fixed whole number ratios to form compounds.
Answers: 1
Chemistry, 23.06.2019 13:30
Which of the following is true regarding chemical and nuclear reactions?
Answers: 1
A 2.50 L flask was used to collect a 1.65 g sample of propane gas, . After the sample was collected,...
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