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wariber [46]
3 years ago
10

CAN SOMEONE go through this with me pleaseeeSTEP BY STEP AND TELL ME THE ANSWERS!!!thx

Chemistry
1 answer:
tigry1 [53]3 years ago
8 0

Answer:

the answer would be runner A ,because they were ahead of all the other runners and runner A got there before the other runner so runner A has the fastest average speed

Explanation:

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A cyclist rode at an average speed of 10 mph for 15 miles. How long was the ride?
xxMikexx [17]
If the cyclist rode at an average speed of 10mph for 15 miles...

we can solve by dividing the distance by the speed to get time using the equation...

Δspeed = Δdistance / Δtime

Δtime = Δdistance / Δspeed

Δtime = 15 miles / 10 mph = 1.5 hours
7 0
3 years ago
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The Top Thrill Dragster, a rollercoaster at Cedar Point in Ohio, soars through the air at 176ft/sec. How fast is this in mph?​
scoray [572]

Answer:

120mph

Explanation:

Google

divide the speed value by 1.467

or

176 times 60 second in a minute times 60 minutes in an hour

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3 years ago
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larisa86 [58]

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5 0
4 years ago
How many grams of H2O are needed to produce 150 g of Mg(OH)2? (Molar mass: H2O = 18.02 g/mol; Mg(OH)2 = 58.33 g/mol )
Nuetrik [128]

Answer:

92.6

Explanation:

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150g x 108.12g / 174.99 =

92.67

7 0
3 years ago
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