Chemistry, 03.03.2021 20:00 lezapancakes13
6. Into a bottle a lab tech put bacteria, sugar, oxygen, and protein. The bottle was then sealed so that it was a closed system. A closed system means nothing could get in or out. The bacteria began to multiply and increase in number. Did the bottles’ mass increase, decrease, or stay the same? In your answer, you must give reasons (2) and use the Law of Conservations of Mass and Energy. (Minimum of 4 sentences).
Answers: 1
Chemistry, 22.06.2019 02:30
In pea plants, the allele for tallness (t) is dominant to the allele for shortness (t). in the cross between a tall pea plant and a short pea plant shown below, what is the probability that the resulting offspring will be tall? whats the percent
Answers: 1
Chemistry, 22.06.2019 17:20
The small bags of silica gel you often see in a new shoe box are placed there to control humidity. despite its name, silica gel is a solid. it is a chemically inert, highly porous, amorphous form of sio2. because water vapor readily adsorbs onto the surface of silica gel, it acts as a desiccant. despite not knowing mechanistic details of the adsorption of water onto silica gel, from the information provided you should be able to make an educated guess about the thermodynamic characteristics of the process. predict the signs for δg, δh, and δs for the adsorption of water.
Answers: 2
Chemistry, 23.06.2019 04:00
Which of these are physical changes in matter? check all that apply boiling water a pencil being sharpened exploding dynamite freezing water rotting cheese
Answers: 1
Chemistry, 23.06.2019 06:00
Is the flow of energy during vaporizing more like the flow during melting or during freezing
Answers: 1
6. Into a bottle a lab tech put bacteria, sugar, oxygen, and protein. The bottle was then sealed so...
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