Answer:
D 1 and 3 only I am not sure
Explanation:
Answer:
The frequency of this light is .
Explanation:
Wavelength of the light =
Speed of the light = c =
Frequency of the light =
The frequency of this light is .
Answer:
Seasons occur because Earth is tilted on its axis relative to the orbital plane, the invisible, flat disc where most objects in the solar system orbit the sun. ... In June, when the Northern Hemisphere is tilted toward the sun, the sun's rays hit it for a greater part of the day than in winter.
Answer:
Zn+2HCl→ZnCl2+H2
Explanation:
Hydrogen gas is prepared in the laboratory by reacting dilute HCl with granulated zinc.
Answer:
The volume would be 44.8 L
Explanation:
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