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s344n2d4d5 [400]
3 years ago
6

Which two elements have more protons per atom than phosphorus?​

Chemistry
1 answer:
Reil [10]3 years ago
4 0

Answer:

nitrogen have more protons per atom than phosphorus

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How isa molecule of mercury different from a molocue of water
Genrish500 [490]
<h2>Answer:</h2>

The density of mercury molecule is higher than water.

<h3>Explanation:</h3>

Density is defined as mass per unit volume.In other words, density is the amount of matter within a given amount of space. water has the density of 1.0 gram per milliliter whereas the mercury has a density of 13.6 grams per centimeter squared.

One reason for the differences in density between mercury and water is that the atomic mass of mercury is 200.59 grams per mole. The atomic mass of water is 18.0 grams per mole. This is because mercury has a larger nucleus than hydrogen or water.

Additionally, there are strong inter-molecular forces (hydrogen bonds) between water molecules. hydrogen molecules do not stack upon one another as nicely as mercury atoms. Thus, there is additional empty spaces between the water molecules leading to its lower mass per volume(density)

8 0
3 years ago
C6H12O6 is the formula for a sugar molecule.molecules are classified as?
expeople1 [14]

Answer:

D-Glucose

Explanation:

8 0
2 years ago
A container of carbon dioxide (CO2) has an initial temperature of 170 K with a pressure of 50 kPa. When the container is heated
Bond [772]

Answer: T2= 962.2 K

Explanation:

The ideal gases is often written like PV=nRT, where P is pressure, V is volume, n is moles, R is the universal constant of the gases and T is Temperature.

So, in this problem there is a container that is a closed system, therefore n is constant and volume too. The initial point is 1 and the final point is 2, so

V1=V2  ⇒

\frac{n1RT1}{P1} = \frac{n2RT2}{P2} \\\\\frac{T1}{P1} = \frac{T2}{P2} \\\\T2= \frac{T1P2}{P1} =\frac{170 K 283KPa}{50 KPa} =962.2 K

5 0
3 years ago
6th grade science i mark as brainliest​
Tom [10]
Gabriel is accelerating on his bike
7 0
3 years ago
Which of the following are physical rather than chemical properties of hydrogen gas(H2)? Check all that applya. H2 gas does not
Setler [38]

Answer: a, b, d

Explanation:Physical property are measurable (or perceived) property of something observable without having to change the composition or identity of that thing.

Examples of physical properties in the context included in the question are the following: • Temperature • Solubility • Resistivity • Conductivity • Density

3 0
3 years ago
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