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zmey [24]
3 years ago
12

Help me on these 2 science questions for brainliest pleaseeeeeee...

Chemistry
1 answer:
weeeeeb [17]3 years ago
6 0

Answer:

Explanation:

1:) A

Mostly just use context clues

2:) D

The climate on earth is mostly due to earth's atmosphere. So, no, the moon doesn't have similar weather

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How to solve 2 and 3
GarryVolchara [31]
Use the Heat formula for both problems.

q=m*c*∆t

Where
q= heat in Joules
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c= specific heat which is a constant 4.18
∆t= change in temperature
3 0
3 years ago
When you put aspirated spinach leaf disks in a beaker of sodium bicarbonate and place them in different colors of light, some di
juin [17]

The release of O₂( oxygen) from the process of photosynthesis is what made them to be able to float.

<h3>What is Photosynthesis?</h3>

This is referred to as the process in which green plants manufacture their food in the presence of sunlight which is trapped by chlorophyll.They are known as primary producers and they use compounds such as water and carbondioxide.

The reactants mentioned above undergo series of reactions which leads to the production of glucose and oxygen is given off as a result which is the element responsible for the floating of the aspirated spinach leaf disks in this scenario.

Read moire about Photosynthesis here brainly.com/question/19160081

#SPJ1

3 0
1 year ago
Determine the frequency of light with a wavelength of 4.50 x 10-7 m.
jeyben [28]
The frequency of a photon of red light with wavelength 4.50 x 10−7m is 6.67 x 1014Hz
4 0
3 years ago
How many ions are present in iron 2 oxide
krek1111 [17]
Iron(II) oxide also refers to a family of related non-stoichiometric compounds, which are typically iron deficient with compositions ranging from Fe0.84O to Fe0.95O.
8 0
3 years ago
Predict which molecule will show a similar relationship between its heat of fusion and its heat of vaporization that water does.
MrMuchimi

Answer:

d

Explanation:

idk cause usatestprep said

7 0
3 years ago
Read 2 more answers
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