70 Answered Questions for the topic Conversions

10/17/21

#### Which weighs more? A pound of bricks, or a pound of feathers?

Challenge Question: Does a pound of bricks weigh more than 16 oz of feathers?

02/12/21

#### I keep getting lost on this question: In a combination reaction, 1.54 g of lithium is mixed with 6.56 g of oxygen.....

a) Which reactant is present in excess? I got Lithium being the LR. b) How many moles of the product are formed?I got 3.32 g Li2Oc) After the reaction, how many grams of each reactant and product...
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#### 2. About two centuries ago, Benjamin Franklin showed that one teaspoon of oil would cover the surface of about 0.50 acre of still water. The ‘acre’ is a unit of area.

Calculate the thickness (in ‘nm’) of the layer of oil that is spread over the 0.50 acre area. (Given: 1 km=0.6214 mi ; 640 acres=1 mi2 ; 1 teaspoon=5.0 cm3)

#### Conversion, quantitative, geometry

Take a coffee mug (dimensions:height=10 cm, diameter=7cm). Make it 100 times bigger, and turn it into an unrelated object. Label your drawing and give it's dimensions.

Conversions Prealgebra

06/17/19

#### gas costs 1.62 euros per liter. what would the cost be per gallon in US dollars if 1euro is equal to $1.17

Conversions High School Math Help

09/26/18

#### if you travel 50 miles per hour, how many feet per second are you traveling?

I need the answer in feet per second, that may be obvious.

09/17/18

#### A 3-gallon bottle of bleach costs $14.88. What is the price per cup?

i need to know the price per cup

Conversions

09/06/18

#### To the nearest tenth of a minute, how long would it take a sound wave to travel 20000 meters?

on planet earth, sound waves travel through the air at a speed of 343 meters per second

Conversions

05/24/18

#### +during a thunderstorm you see lightning before you hear thunder. The distance d between you and the storm is given as the d=600t, where d is in feet and t is

+during a thunderstorm you see lightning before you hear thunder. The distance d between you and the storm is given as the d=600t, where d is in feet and t is given in seconds. Ho far away is the...
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03/17/18

#### Each table tennis ball takes up 2 cubic inches of space. How many table tennis balls would I need to fill a pool with 450 cubic feet of space?

Each table tennis ball takes up 2 cubic inches of space. How many table tennis balls would I need to fill a pool with 450 cubic feet of space?

Conversions

02/15/18

#### If a dime weighs 2.5x10-4 lbs and dimes have a density of 7.2g/ml how much money is 2 kg of dimes

Conversion

01/27/18

#### Acceleration is defined as the change in velocity over time so a=v/t.

If you have a car that can accelerate with a=5m/s^-2, how long does it take the car to reach a velocity of v=25m/s^-1 (which is equivalent to 90km/h) ?
Show all the steps taken to get to the answer.
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#### The Earth travels with a speed of of 30km/s around the Sun on its orbit. What is the distance the Earth travels in a week? Note that one day has 86,400s.

Show all the steps taken to get to the answer.

#### How many times do we have to put our Galaxy side by side to reach the Andromeda Galaxy?

Note that the diameter of the Milkyway is 100,000 light years. The distance to the Andromeda Galaxy M31 is 2.5 Million light years.
Show all the steps taken to get to the answer.

#### How many meters are in a light year? Note that a year is roughly 3.14x10^7 s.

Show all the steps taken to get to the answer.

01/27/18

#### The mean distance between the Earth and the moon is roughly 384,000km. How long does it take light to travel from the Moon to Earth (c=300,000km/s) ?

Please show all the steps taken to reach the answer.

Conversions Math

01/27/18

#### Math question in description.

Assume a telephone signal travels through a cable at two-thirds the speed of light. How long does it take to get from New York City to Miami if the distance is approximately 1100 miles?
I know...
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Conversions

11/23/17

#### How much energy, in joules, can the solar panel produce each day? Give the value in millions of joules per day.

Solar (photovoltaic) cells convert sunlight directly into electricity. If solar cells were 100% efficient, they would generate about 1000 watts of power per square meter of surface area when...
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Conversions Speed Distance Time

11/12/17

#### If Skype uses 875 kB per minute and I only have 1 gb of data how long can I use Skype for

Skype uses 875.0 kB per minute and I only have 1 gigabyte of data how long can I use Skype for

Conversions

10/31/17

#### A recipe that makes 16 brownies calls for 1/3 nuts. How many nuts are needed to make 24 brownies?

A recipe that makes 16 brownies calls for 1/3 nuts. How many nuts are needed to make 24 brownies?

Conversions

10/10/17

#### Sally is driving to city at a rate of 80 mph how many miles did she drive if she drove 5 hours

blah blah blah blah blah

Conversions

09/26/17

#### Jamir was trannimg for a two mile race. If he ran laps with a distance of 300 yards , how many laps would he need to run?

It's conversions

09/17/17

#### A cube has a volume of 0.512 litres. Determine the length of each side of the cube in cm.

Having difficulty with this question on how to comvert from litres to cm and how to find the length of each side of the cube into cm.

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