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larisa86 [58]
1 year ago
6

Write a hypothesis for this: Hummingbirds are attracted to the color red

Chemistry
1 answer:
Margaret [11]1 year ago
8 0

Answer: I believe/don't believe hummingbirds are attracted to the color red because ... (Enter your reasons)

Explanation:

Hypothesis are always different, up to you to choose believe or not believe depending on your position.

:) Hope this helped.

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MUSCLES IN A KANGAROO'S LEGS WORK BECAUSE OF THE CELLS THAT MAKE UP THE MUSCLE. WHICH COMPONENT OF CELL THEORY DOES THIS BEST IL
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Answer:

b

Explanation:

4 0
1 year ago
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Match each situation below to a letter on the illustration.
Mnenie [13.5K]

Answer:a

Explanation:

4 0
1 year ago
Determine the normality of the following solutions note the species of interest is H 95 g of PO4 3- in 100mL solution
Aliun [14]

Answer : The normality of the solution is, 30.006 N

Explanation :

Normality : It is defined as the number of gram equivalent of solute present in one liter of the solution.

Mathematical expression of normality is:

\text{Normality}=\frac{\text{Gram equivalent of solute}}{\text{Volume of solution in liter}}

or,

\text{Normality}=\frac{\text{Weight of solute}}{\text{Equivalent weight of solute}\times \text{Volume of solution in liter}}

First we have to calculate the equivalent weight of solute.

Molar mass of solute PO_4^{3-} = 94.97 g/mole

\text{Equivalent weight of solute}=\frac{\text{Molar mass of solute}}{\text{charge of the ion}}=\frac{94.97}{3}=31.66g.eq

Now we have to calculate the normality of solution.

\text{Normality}=\frac{95g}{31.66g.eq\times 0.1L}=30.006eq/L

Therefore, the normality of the solution is, 30.006 N

5 0
1 year ago
Consider the formation of nitryl fluoride: 2NO2(g)+F2(g)⇌2NO2F(g) The reaction is first order in F2 and second order overall. Wh
Dahasolnce [82]

Answer:

Rate = k[NO_{2}][F_{2}]

Explanation:

  • Two reactants are present in this reaction which are NO_{2}and F_{2}
  • We know overall order of a reaction is summation of individual order with respect to reactants present in rate law equation.
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  • So, rate of reaction should also be first order with respect to another reactant i.e. first order with respect to NO_{2}
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7 0
1 year ago
In the heat equation, what does Q represent? heat required to raise the temperature specific heat of the substance mass of the s
MaRussiya [10]

Answer: heat required to raise the temperature

Explanation: Heat equation is represented as:

Q= m\times c\times \Delta T

Q= heat required to raise the temperature

m= mass of the substance

c = heat capacity of substance    

\Delta T={\text{Change in temperature}}


7 0
2 years ago
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