4 years ago

These two particles are located in the nucleusof an atom.A) electronsB) protonsC) neutronsD) B and C

Chemistry

1 answer:

weqwewe [10]4 years ago

6 0

Answer:

Letter D because both protons and neutrons is found inside the neutrons.

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Which of the following examples illustrates a number that is correctly rounded to three significant figures? Which of the follow

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3 years ago

there are 1540 megawatts of wind-generated electricity produced globally every year. This amount is equivalent to how many kilow

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1.54 x 10⁶kW

Explanation:

The problem here is converting from megawatts into kilowatts.

Given 1540megawatts.

The mega- and kilo- watts are prefixes that denotes multiples of units.

1 megawatt = 10⁶watts

1 kilowatt = 10³watts

Now given 1540megawatts power to Kilowatt power;

We see that :

1000kW = 1mW

1540mW x $\frac{1000kW}{1mW}$ = 1.54 x 10⁶kW

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3 years ago

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Your answer will be B because sodium and chlorine and both elements and two elements combine to make a compound

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3 years ago

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A gas is contained in a thick walled balloon. when the pressure changes from 417 mm hg to 576 mm hg, the volume changes from ___

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Initial volume is 8.5. Could I get best answer??

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3 years ago

A Snickers bar contains 27.0 g of sugars (carbohydrates), 4.0 g of protein and 12.0 g of fat. How many food calories (Cal) are c

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There are 232 calories in the bar

Explanation:

Carbohydrates and protein are both 4 calories per gram, while fat is 9 calories per gram.

$27*4=108\\4*4=16\\12*9=108\\108+108+16=232$

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3 years ago