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SVEN [57.7K]
3 years ago
14

It took 1.5 hours for a bus to go from one city to the next. The bus traveled at an average velocity of 52 mph, west. How far ap

art were the two cities?
Chemistry
2 answers:
ki77a [65]3 years ago
8 0
78 miles. trust me, i just did this question on my chem and physics quiz
kozerog [31]3 years ago
6 0
The answer is 78 mph

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Calculate the mass of 4 moles of sodium hydroxide
harina [27]

Answer:

Mass = 160 g

Explanation:

Given data:

Number of moles of sodium hydroxide = 4 mol

Mass of sodium hydroxide = ?

Solution:

Formula:

Mass = number of moles × molar mass of sodium hydroxide

Molar mass of sodium hydroxide = 40 g/mol

Mass = 4 mol × 40 g/mol

Mass = 160 g

4 0
2 years ago
ANSWER QUICK PLEASE AND THANK YOU
madreJ [45]

One oxygen atom shares two electron with two hydrogen atoms in this way water molecules are formed. The bond between oxygen and hydrogen is covalent bond.

<h3>What is covalent bond ?</h3>

An electron exchange that results in the formation of electron pairs between atoms is known as a covalent bond. Bonding pairs or sharing pairs are the names given to these electron pairs.

Covalent bonding is the stable equilibrium of the attractive and repulsive forces between atoms when they share electrons.

According to the amount of shared electron pairs, there are three different forms of covalent bonds. single covalent bond is one type of covalent bond. covalent double bond and covalent triple bond.

Thus, option B is correct .

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brainly.com/question/10777799

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8 0
1 year ago
Some chemical reactions take a very long time to go to completion or cannot be directly measured. Which law allows one to use tw
katrin2010 [14]

Answer:

D

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What is the molar mass of a compound?
AlexFokin [52]

Answer:

Explanation:

Molar mass is the mass of a given substance divided by the amount of that substance, measured in g/mol. For example, the atomic mass of titanium is 47.88 amu or 47.88 g/mol. In 47.88 grams of titanium, there is one mole, or 6.022 x 1023 titanium atoms.

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