Chemistry, 04.03.2021 16:50 hjeffrey168
A luminous object and a screen are placed on an optimal bench and a converging lens is place
between them to throw a sharp image of the object on the screen. The linear magnification or
image is found to be 2.5. The lens is now moved 30 cm. nearer the screen and a sharp image again
formed. Calculate the focal length of the lens.
Answers: 1
Chemistry, 22.06.2019 15:30
Which of the following are correct values for the ideal gas laws constant r
Answers: 1
Chemistry, 22.06.2019 16:50
Answer asap need by wednesday morning calculate the ph of 0.036m naoh best answer will be brainliest
Answers: 3
Chemistry, 22.06.2019 20:30
Some familiar products contain some of the same types of atoms. for instance, the chemical formula for baking soda is nahco 3. the chemical formula for liquid bleach is naclo, and the chemical formula for table salt is nacl. which choice best describes why these three products have some of the same types of atoms in common?
Answers: 1
Chemistry, 23.06.2019 00:30
Quickly what are the following of organisms that existed over a wide area but only for a limited time period called a.soft fossils b.mold fossils c.index fossils d.trace fossils
Answers: 1
A luminous object and a screen are placed on an optimal bench and a converging lens is place
betwee...
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