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Chemistry

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Melvina Wisoky

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โˆ™ 2021-10-20 18:35:08
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Cards in this guide (22)
What is an intensive property

In chemistry, an intensive property is a property that depends on the type of matter in a sample.

On a trip to Italy Cheyne rented a car to tour the country As he turned onto the highway he noticed that the speed limit was 95 kmh How fast can Cheyne drive in mph

Cheyne can drive 59 mph.

Which process would be most appropriate to separate a mixture

Filtration. :)

It takes an electrician 45 minutes to wire an office in a new office building that is being built The electrician signed a contract to wire all offices on 6 floors of the new building There are 50

5.62 weeks

Express the sum 257 and 431 in decimal form

how to express the sum 257 and 431 in decimal form

Is melting point extensive or intensive

Intensive

Carl's teacher has asked him to separate a mixture of sand and iron filings Which of these methods would correctly separate the mixture

the correct answer would be -( magnetic attraction of one part )

Is texture extensive or intensive

Texture is classified as intensive.

George intentionally threw a snowball directly at Chris The fact that the snowball will continue in the direction of Chris after leaving George's hand is an example of the snowball's

inertia

Is 46 cm long a chemical property

No, it is a physical property. It is a description of physical dimensions.

Choose the correct units to determine specific heat

joules/ (0celsius)(grams)

Stella described her chemistry notebook as being a green rectangle with curved edges It measured 30.0 cm x 22.1 cm What kind of properties did Stella describe

physical properties (:

How many volunteers will he need if each volunteer can distribute 225 brochures in one hour

20 Volunteers

How many eggs will be needed to make enough ice cream to feed everyone one serving

it depends on how many people eating it and how big there servings want to be

Classify this property as homogenous or heterogenous Click on the correct answer

homogeneous

Express this amount in dozens 75 pies

6.25 dozens

An ancient copper coin was found to absorb 545.8 J of heat when the temperature increases 31.4C The specific heat of copper is 0.387 JgC What is the mass of the copper coin

44.9g

Thuy's mother asked her to mix some baby formula by adding two scoops of the powdered formula mix to one liter of water then stirring well When she has correctly made the baby formula what will Thu

solution or mixture

A 050g ball of aluminum foil absorbs 1.42j heat when it is heated 31.6c what is the specific heat of aluminum foil

0.90 J/g°c

While doing a demonstration for his class Mr Mathras dropped a peasized piece of silver solid into a beaker of distilled water The solid began fizzing then swirling before bursting into a yellow flame

Yellow flame

How many hours does a psycriatrist work ina day and how many days a week

A psychiatrist works an average of 8 hours per day, 5 days per week.

What is 5.11 in decimal form round your answer to the nearest hundred

5.11 is a decimal, rounded to the nearest hundredth.

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