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TiliK225 [7]
3 years ago
15

Plz help!!!!!! will mark as brainliest!!!!!!!!

Chemistry
2 answers:
vovangra [49]3 years ago
8 0

Hello.

The answer is: B. A tall, ceramic vase filled with wet foam that has room for water

this is right because Hogarth arrangement are long flowers so it has to be to b.

Have a nice day


maksim [4K]3 years ago
7 0
A.a low basket with plastic liner
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A laboratory analysis of a 100 g sample finds it is composed of 1.8 g hydrogen, 56.1 g sulfur, and 42.1 g oxygen. What is its em
Neporo4naja [7]

Answer: The empirical formula is H_2S_2O_3

Explanation:

If percentage are given then we are taking total mass is 100 grams.

So, the mass of each element is equal to the percentage given.

Mas of H = 1.8 g

Mass of S = 56.1 g

Mass of O = 42.1 g

Step 1 : convert given masses into moles.

Moles of H =\frac{\text{ given mass of H}}{\text{ molar mass of H}}= \frac{1.8g}{1g/mole}=1.8moles

Mass of S =\frac{\text{ given mass of S}}{\text{ molar mass of S}}= \frac{56.1g}{32g/mole}=1.8moles

Moles of O=\frac{\text{ given mass of O}}{\text{ molar mass of O}}= \frac{42.1g}{16g/mole}=2.6moles

Step 2 : For the mole ratio, divide each value of moles by the smallest number of moles calculated.

For H = \frac{1.8}{1.8}=1

For S = \frac{1.8}{1.8}=1

For O =\frac{2.6}{1.8}=1.5

Converting to whole number ratios

The ratio of H: S: O= 2: 2: 3

Hence the empirical formula is H_2S_2O_3

7 0
3 years ago
What is the most likely mode of decay for each?(c) ¹¹⁰₄₁4Ru
zmey [24]

The most likely mode of decay for a neutron-rich nucleus is one that converts a neutron into a proton.

<h3>What is radioactive decay?</h3>

The process through which an unstable atomic nucleus loses energy through radiation is known as radioactive decay, also known as nuclear decay, radioactivity, radioactive disintegration, or nuclear disintegration. A substance that has unstable nuclei is regarded as radioactive. Alpha decay, beta decay, and gamma decay are three of the most frequent kinds of decay, and they all entail the emission of one or more particles. Beta decay is a result of the weak force, while the nuclear force and electromagnetism are in charge of the other two mechanisms. The capture of an inner electron from one of the electron shells by an unstable nucleus is the fourth prevalent form of decay.

To learn more about radioactive decay visit:

brainly.com/question/1770619

#SPJ4

6 0
2 years ago
JJ Thomson's cathode-ray tube experiment showed which of the following?
Flura [38]
The answer would be D
5 0
3 years ago
Which coefficient is needed in front of NaNO3 to balance the equation Na2S + Zn(NO3)2 – ZnS + _NaNO3?
Igoryamba

Answer:

The Answer is : A

Explanation:

Im taking the exam right now lol

6 0
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Solution made up of a
Vadim26 [7]

Answer:

solute and solvent

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Because solutes dissolves in solvent to form a solution

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