Hi, thank you for posting your question here at Brainly.

To find the velocity of light or any electromagnetic wave, we use the equation: v = wavelength * frequency. Substituting,

v = 0.5 m * 930 1/s
v = 465 m/s

8 0

2 years ago

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What is the answer to 35=-7=[z+8]

Ronch [10]

I believe you mean to put "()" not "[]"
I got <span>z = -8 as my answer
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8 0

2 years ago

What is the length of XZ

Artemon [7]

Answer:

$XZ=13\ units$

Step-by-step explanation:

we know that

In the right triangle of the figure XYZ

Applying the Pythagorean Theorem

$XZ^2=XY^2+YZ^2$

substitute the given values

$XZ^2=12^2+5^2$

$XZ^2=144+25$

$XZ^2=169$

square root both sides

$XZ=13\ units$

6 0

2 years ago

What's the problem with this chemical equation: H2 + 02 --> H20?

jarptica [38.1K]

Answer:

there is an additional oxygen in the product

3 0

2 years ago