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charle [14.2K]
3 years ago
10

why when you mix three different colors the new color you see is brighter than the original colors you mixed

Chemistry
1 answer:
maria [59]3 years ago
8 0

Answer:

Mixing colored lights & mixing colored paints. The primary colors of light are also known as the additive colors, because, when you add these three colors of light (red, green and blue) your brain perceives white light. The primary colors of paints, however, are known as subtractive colors.

Explanation:

<em>Your </em><em>well-wisher</em>

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Certain bacteria live in plant roots and receive sugars from the plants. The bacteria provide a source of useful nitrogen for th
schepotkina [342]

Answer:

Hope that helps!

Explanation:

Mutualism. They work together and both gain.

8 0
3 years ago
Read 2 more answers
How many moles of sodium must react completely to produce 0.175 moles of sodium
polet [3.4K]

Answer:

You can view more details on each measurement unit: molecular weight of Sodium Nitrate or mol The molecular formula for Sodium Nitrate is NaNO3. The SI base unit for amount of substance is the mole. 1 grams Sodium Nitrate is equal to 0.011765443644878 mole.

Explanation:

5 0
3 years ago
Which of the reactions are exothermic?
Nutka1998 [239]

Answer:

Reaction A, B, E and F are exothermic reactions.

Explanation:

Exothermic reactions are defined as the reactions in which energy of reactants is more than the energy of the products. In these reactions, energy is released by the system.

The total enthalpy of the reaction (\Delta H) comes out to be negative.

Endothermic reactions are defined as the reactions in which energy of products is more than the energy of the reactants. In these reactions, energy is absorbed by the system.

The total enthalpy of the reaction (\Delta H) comes out to be positive.

So, from the given option reaction which are exothermic are with negative value (\Delta H) that enthalpy of reaction and those are:

1) 2Mg(s) + O_2( g )\rightarrow 2MgO (s),ΔH = -1203 kJ/mol

2)NH_3 (g) + HCl (g)\rightarrow NH_4Cl (s),ΔH =-176 kJ/mol

3) C(graphite) + O_2 (g)\rightarrow CO_2 (g),ΔH = -393.5 kJ/mol

4) CH_4 (g) + 2O2 (g)\rightarrow CO_2 (g) + 2H_2O (l),ΔH =-891 kJ/mol

6 0
4 years ago
Attachment, what are chromosomes?​
anyanavicka [17]

Explanation:

chromosomes is a threadlike structure of nucleic acid and protein found in the nucleus of most living cells carrying genetic information in the form of genes.

4 0
3 years ago
For a chemical reaction to be spontaneous at all temperatures, which of the following conditions must be met? a. ΔS° &gt; 0, ΔH°
ladessa [460]

Answer:

b. ΔS° > 0, ΔH° < 0

Explanation:

According the equation of Gibb's free energy -

∆°G = ∆°H -T∆°S

∆°G = is the change in gibb's free energy

∆°H = is the change in enthalpy

T = temperature

∆°S = is the change in entropy .

And , the sign of the  Δ°G , determines whether the reaction is Spontaneous or non - Spontaneous or at equilibrium ,

i.e. ,

if

  • Δ°G < 0 , the reaction is Spontaneous
  • Δ°G > 0 , the reaction is non - Spontaneous
  • Δ°G = 0 , the reaction is at equilibrium

The reaction has the value for ∆°H < 0 i.e. negative, and ∆°S > 0 i.e. , positive

Now ,

∆°G = ∆°H -T∆°S

= ( - ∆°H ) - T( + ∆°S )

= ( - ∆°H ) - T( ∆°S )  

∆°G = negative

Hence ,

Δ°G < 0 , the reaction is Spontaneous  .

6 0
3 years ago
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