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Pavlova-9 [17]
2 years ago
11

Pls help will give brainliest

Physics
1 answer:
Gwar [14]2 years ago
4 0
A, it is an acid. B is not true, tomaoto’s have a ph lower than 7, C is not true, tomato’s are acidic in nature, and D is not true because it is not hydrophobic.
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Microwave ovens use microwave radiation to heat food. the microwaves are absorbed by the water molecules in the food, which is t
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<span>step 1: energy required to heat coffee E = m Cp dT E = energy to heat coffee m = mass coffee = 225 mL x (0.997 g / mL) = 224g Cp = heat capacity of coffee = 4.184 J / gK dT = change in temp of coffee = 62.0 - 25.0 C = 37.0 C E = (224 g) x (4.184 J / gK) x (37.0 C) = 3.46x10^4 J step2: find energy of a single photon of the radiation E = hc / λ E = energy of the photon h = planck's constant = 6.626x10^-34 J s c = speed of light = 3.00x10^8 m/s λ = wavelength = 11.2 cm = 11.2 cm x (1m / 100 cm) = 0.112 m E = (6.626x10^-34 J s) x (3.00x10^8 m/s) / (0.112 m) = 1.77x10^-16 J step3: Number of photons 3.46x10^4 J x ( 1 photon / 1.77x10^-16 J) = 1.95x10^20 photons</span>
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3 years ago
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A politician running for office tells a crowd at a rally that the only way to keep the food chain safe is to stop allowing the g
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B. No. He presented no scientific data to support his claim.

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3 years ago
3. Solve for y:<br><br><br> 14=84 over y <br><br><br> what is y
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4 0
2 years ago
This is 100 points. When i find out how i will put the first person to answer as brainiest.
grin007 [14]

Answer:

Thank you so much! Have a great day!

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