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KiRa [710]
3 years ago
14

What is an isotope ? And how do we use it ?

Chemistry
1 answer:
Sergeu [11.5K]3 years ago
3 0
Somewhat of the same element, have same amount of protons but different number of neutrons. <span />
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Put the elements in order from lowest (1) to highest (6) electronegativity.
bogdanovich [222]
(1) Francium - 0.7 Lowest
(2) Barium - 0.89
(3) Aluminium- 1.61
(4) Copper - 1.90
(5) Phosphorus - 2.19
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Alinara [238K]

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Explanation:

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The amount of energy that must be absorbed or lost to raise or lower the temperature of 1 g of liquid water by 1°C _____. See Co
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Specific heat capacity

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Heat capacity is defined as amount of the heat supplied or absorbed by the given mass of the material so to make a unit change in the material's temperature.

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It is an extensive property.  

While,  

<u>Specific heat capacity is the amount of heat absorbed or lost by one gram of mass of the substance to raise it's temperature by 1°C or 1 K </u>

<u>It is an intensive property. </u>

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What is the primary pigment found in the chlotopast​
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Chlorophyll absorbs mostly in the blue and to a lesser extent red portions of the electromagnetic spectrum, hence its intense green color.

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Chlorophyll molecules are specifically arranged in and around pigment protein complexes called photosystems, which are embedded in the thylakoid membranes of chloroplasts.

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