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pogonyaev
2 years ago
10

Which situation would cause a red for an observer on the red planet?

Chemistry
1 answer:
fenix001 [56]2 years ago
4 0
When a light source moves away for an observer.
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The number of protons and neutrons combined is call​
Elan Coil [88]

Answer: mass number

7 0
3 years ago
Which two solutions, when mixed together, will undergo a double replacement reaction and form a white, solid substance?
IceJOKER [234]

AgNO_3 + KCl → AgCl + KNO_3 undergo a double replacement reaction and form a white, solid substance. Hence, option B is correct.

<h3>What is a double replacement reaction?</h3>

A double replacement reaction is a type of chemical reaction that occurs when two reactants exchange cations or anions to yield two new products.

Double-replacement reactions generally occur between substances in aqueous solution. In order for a reaction to occur, one of the products is usually a solid precipitate, a gas, or a molecular compound such as water.

AgNO_3 + KCl → AgCl + KNO_3 undergo a double replacement reaction and form a white, solid substance.

Hence, option B is correct.

Learn more about the double replacement reaction here:

brainly.com/question/19267538

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4 0
2 years ago
Assuming that the smallest measurable wavelength in an experiment is 0.730 fm (femtometers), what is the maximum mass of an obje
Archy [21]
<span>1 fm = 1.0 × 10-15 meters 
</span>so
0.610<span>  fm x (1.0x10^-15 m / 1 fm)
                   = 6.1x10^-16 m</span>
so the formula is
λ = h / mu 
so,
as we know mass value so by putting
<span>m = (6.626*10^-34)/(6.1*10^-16*199)
    =</span>(6.626*10^-34)/(1213.96*<span>10^-16)
</span><span>    = 5.45 x 10^ -21 
hope thats an answer for you</span>
6 0
3 years ago
Define energy conservation.
Reil [10]
Energy conservation is the effort made to reduce the consumption of energy by using less of an energy service. This can be achieved either by using energy more efficiently or by reducing the amount of service used. Energy conservation is a part of the concept of Eco-sufficiency
5 0
3 years ago
List all the types of volcanoes
Anit [1.1K]
Shield volcano, Cinder Cone volcano, and Composite Cones volcano. 
5 0
4 years ago
Read 2 more answers
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