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goblinko [34]
2 years ago
5

Sonar stands for “sound navigation and ranging.” What assumption was proved wrong after the invention of sonar?

Chemistry
1 answer:
Vesna [10]2 years ago
4 0

Answer:

B. The ocean floor is featureless.

Explanation:

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The difference between asexual and sexual reproduction is _______. Please help me with this, thank you.
Alecsey [184]

Answer:

hope this helped.

Explanation:

Sexual reproduction just means combining genetic material from two parents. Asexual reproduction produces offspring genetically identical to the one parent.

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3 years ago
Natalia dipped two feathers in oil. Then she dipped one feather in cold water and the other feather in hot water. She swirled bo
Alika [10]

Answer:

The hot water was better for removing the oil.

Explanation:

You can see that because the mass went down more with the hot water. So, that means that more oil was taken out of the feather with hot water.

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2 years ago
What is love and why are people scared to show love even if they like boys or girls
myrzilka [38]
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6 0
3 years ago
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Balance this equation: Al+ HNO3 ---- H2 + Al(NO3)3​
romanna [79]

Answer:

2Al+ 6HNO3 ---- 3H2 + 2Al(NO3)3​

Explanation:

Put coefficient a,b,c, and d for calculation:

a Al + b HNO3 = c H2 + d Al(NO3)3

for Al: a = d

for H: b = 2c

for N: b = 3d

for O: 3b = 9d

Suppose a=1, then d=1, b=3, c=3/2

multiply 2 to make all natural number, a=2, then b=6, c=3, d=2

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3 years ago
I need help on this ASAP
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