Bodies of our solar system in proper Oder of formation

1 answer:

3 0

The various planets are thought to have formed from the solar nebula, the disc-shaped cloud of gas and dust left over from the Sun's formation. The currently accepted method by which the planets formed is accretion, in which the planets began as dust grains in orbit around the central protostar.

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In the reaction 2 H2 + O2m 2 H20, how

Tresset [83]

Answer:

Option F. 3moles

Explanation:

The equation for the reaction is given below:

2H2 + O2 —> 2H2O

from the equation,

2moles of H2 required 1mole of O2.

Therefore, 6moles of H2 will require = 6/2 = 3moles of O2

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3 years ago

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A cooling curve has two flat lines, or plateaus. What does the plateau at the higher temperature represent?

blagie [28]

Answer:

It is in the state of "thermal arrest"

Explanation:

The temperature stays constant during the phase change process . This is because the matter has more internal energy and heat has to be taken away for the solidification process to begin. The energy that is required for a phase change is know as latent heat (which is the energy released or absorbed by a body during a thermodynamic process).

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Based on the periodic table, what do we now call the element mendeleev called eka-manganese?

myrzilka [38]

Based on the periodic table, the element mendeleev called eka-manganese is now called technetium. Technetium<span> is a silvery-gray metal that tarnishes slowly in moist air. Hope this answers the question. Have a nice day. Feel free to ask more questions.</span>

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Compute 214.056 + 9.3456. Round the answer appropriately

shusha [124]

214.0560
+ 9.3456
=223.4016

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Find the volume of a cereal box that has the dimensions of 35.2 cm x 220 cm x 6.0 cm

notsponge [240]

Answer:

Volume = 35.2×220×6.0 = 46464 centimeters³