Chemistry, 27.09.2019 22:30 ruddymorales1123
Mary discovered that the cell membrane of a bacteria acts like a fence because it keeps some things in and other things out.
a. observation
b. analogy
c. inference
mary walked into her room where her little son was playing, found a broken window, and thought immediately that her son had broken it.
a. observation
b. analogy
c. inference
mary noticed that her counter top was warm to the touch.
a. observation
b. analogy
c. inference
mary noticed that the side walk was wet and thought that it may have been that the sprinklers had been on recently.
a. observation
b. analogy
c. inference
mary counted and recorded 20 heart beats in 10 seconds.
a. observation
b. analogy
c. inference
the lecturer compared the human eye to a camera lens.
a. observation
b. analogy
c. inference
Answers: 1
Chemistry, 21.06.2019 17:40
What are the resulting coefficients when you balance the chemical equation for the combustion of ethane, c2h6? in this reaction, ethane is burned in the presence of oxygen (o2) to form carbon dioxide (co2) and water (h2o). (g)+(g)→(g)+(g)
Answers: 1
Chemistry, 22.06.2019 13:50
Read the chemical equation. 2c2h2 + 5o2 → 4co2 + 2h2o which of the following statements would be correct if one mole of c2h2 was used in this reaction? one mole of oxygen was used in this reaction. five moles of oxygen were used in this reaction. four moles of carbon dioxide were produced from this reaction. two moles of carbon dioxide were produced from this reaction.
Answers: 3
Chemistry, 23.06.2019 00:30
If there are 3.5 moles of koh, how many moles of naoh can be produced? question 1 options: a)3.0 moles naoh b)3.5 moles naoh c)1 moles naoh d)9 moles naoh
Answers: 1
Chemistry, 23.06.2019 03:40
The following questions a24 - a26 relate to 100 ml of 0.0150 m solution of benzoic acid (c6h3cooh). ka(c6h3cooh) = 6.4 x 10^-5. what is the ph of the solution after the addition of 1 x 10^-3 moles of naoh? you may assume no volume change to the solution upon addition of the naoh.
Answers: 2
Mary discovered that the cell membrane of a bacteria acts like a fence because it keeps some things...
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