2 years ago

What is better Music,Cartoons,Games,Anime,Knowledge Or Relaxation.

Chemistry

2 answers:

ziro4ka [17]2 years ago

8 0

Answer:

anime

Explanation:

allochka39001 [22]2 years ago

5 0

Games are the best to play

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Thea dissolves 0.33 mole of glucose into 450 mL of water. What is the concentration of the solution?

Fofino [41]

Answer:

0.73M

Explanation:

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2 years ago

The distance from Earth to the Moon is approximately 240.000 mi Review Constants Periodic Table Part D Earth s ound the Sun at a

STALIN [3.7K]

Answer:

66622.653 mi/hr

Explanation:

The average speed at which the Earth rotates around the Sun = 29.783 km/s

Also, The conversion of km to miles is shown below:

1 km = 0.621371 miles

The conversion of s to hr is shown below:

1 s = 1 / 3600 hr

So,

$29.783\ km/s=\frac {29.783\times 0.621371\ miles}{\frac {1}{3600}\ hr}$

Thus,

<u>The average speed at which the Earth rotates around the Sun in miles per hour = 66622.653 mi/hr</u>

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2 years ago

A saline solution contains 1.6 % NaCl by mass.How much NaCl is present in 57.2 g of this solution?

nekit [7.7K]

Answer:

0.92 g

Explanation:

Given data:

Percentage of NaCl = 1.6%

Amount of NaCl present in 57.2 g = ?

Solution:

1.6% of 57.2 g NaCl:

1.6/100× 57.2 g

0.92 g

So in 57.2 g 1.6% of NaCl is 0.92 g.

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2 years ago

What is the name of the atom that has 11 protons, 11 electrons and 12 neutrons?

andrey2020 [161]

<h3>♫ - - - - - - - - - - - - - - - ~Hello There!~ - - - - - - - - - - - - - - - ♫</h3>

➷ This atom is Sodium (Na). Sodium is located in group 1 of the periodic table.

➶ Hope This Helps You!

➶ Good Luck (:

➶ Have A Great Day ^-^

↬ ʜᴀɴɴᴀʜ ♡

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3 years ago

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What is the name given to substances like iron and sulfur, which contain only one type of atom?

Schach [20]

Answer:

iron sulfide(II)

Explanation:

Hope that helps!

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2 years ago