Chemistry, 22.07.2019 19:30 makayla4141
To test the effectiveness of a gunpowder mixture, 1 gram was exploded under controlled stp conditions, and the
reaction chamber was found to expand to 310 cm2. what volume would these gases occupy at the temperature
produced by an uncontrolled explosion (2,200°c) and 2.1 atmospheres of pressure?
5,900 cm
1,300 cm
7.7 x 104 cm
1,000 cm
Answers: 3
Chemistry, 22.06.2019 01:30, giraffegurl
If 34.2 grams of lithium react with excess water, how many liters of hydrogen gas can be produced at 299 kelvin and 1.21 atmospheres? 2 li (s) + 2 h2o (l) yields 2 lioh (aq) + h2 (g)
Answers: 3
Chemistry, 22.06.2019 11:00, RidhaH
Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural. question 2 reflects a moral or social value. question 3 refers to something that can be measured. question 4 reflects a question that can’t be observed.
Answers: 1
To test the effectiveness of a gunpowder mixture, 1 gram was exploded under controlled stp condition...
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