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N76 [4]
3 years ago
14

What is the total number of atoms in one unit (molecule or formula unit) of nacl?

Chemistry
1 answer:
snow_tiger [21]3 years ago
6 0
<span>One mol of NaCl (6.02 x1023 formulas) has a mass of 58.44 g. Concept 2. The relation between molecular (formula) mass and molar mass. To obtain one mole of copper atoms (6.02 x 1023 atoms), weigh out 63.55 g copper.</span>
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HELP.....From the information presented in the activity series of metals below (4 metals included), answer the following questio
san4es73 [151]

Answer:

a)there would be no reaction

Explanation:

The activity series of metals has many functions. The one applicable to this problem is that it can be used to determine whether a reaction will occur or not. Also, based on the positions of metals in the series, we can know how reactive a metal is compared to another.

In a single displacement reaction, a metal replaces another metal based on their position on the activity series. Metals that are higher in the series are generally more reactive than others below them and so will displace them.

 

Would aluminum replace magnesium to form a new compound or would there be no reaction?

Magnesium is higher than aluminum in the activity series. Therefore it is more reactive than aluminum. No reaction will occur.

6 0
3 years ago
a fixed amount of gas at 25.0 degrees Celsius occupies a volume of 10.0 L when the pressure is 629 torr. Use Charles law to calc
kirill [66]

Explanation:

Since pressure remained constant, we can eliminate P from the equation

\frac{pv }{t}  =  \frac{pv}{t}

Doing some algebra and converting temperature to Kevin by adding 273, you should obtain the same result.

8 0
3 years ago
Convert 64,567 milliliters into nanometers
LiRa [457]

Answer:

64567000000 nanolitres

Explanation:

Base 10 decimal system: 1 milli = 1000000 nano

We simply multiply 64,567 millilitres by 1000000 to get our number in nanolitres:

64567(1000000) = 64567000000 nanolitres

8 0
3 years ago
A sample of ethanol has a volume of 7.5 mL and a mass of 5.85 g. A sample of benzene also has a volume of 7.5 ml,
AysviL [449]

Answer:

Benzene

Explanation:

You need to calculate the densities for each compound.

EtOH = 5.85/7.5 = 0.78 g/mL

Benzene = 6.60/7.5 = 0.88 g/mL

0.88 > 0.78, thus benzene is denser than ethanol.

3 0
3 years ago
Read 2 more answers
It is possible to tell one mineral from another because mineral have their own_______
Tomtit [17]
the answer is probably cuz I looked it up online listed properties
7 0
4 years ago
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