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Irina18 [472]
2 years ago
14

(a) Give one function each of the following equipments

Chemistry
1 answer:
igomit [66]2 years ago
4 0

Functions of the following equipment's are-

1. ASPIRATOR  is a  suction machine .It is a  medical device that is primarily used for removing obstructions  such as  mucus, saliva, blood, or secretions — from a person's airway.

2.Beakes  are useful as a reaction container for holding  liquid or solid samples. They are also used for catching liquids from titrations and filtrates from filtering operations.

3. pipettes are used in laboratory to measure out or transfer small quantities of liquid, in volumes of milliliters (mL), microliters (μL).

4. fire tongs are used for holding hot apparatus.

5. test tubes are used for holding solutions and carrying out the reactions.

refer brainly.com/question/24690874

#SPJ2

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tatuchka [14]
Purple stem plants can be formed by genetics, they use their energy slightly different from other plants, they use less energy, but that may also be because of bad nutrition, and because they may be hungry for nutrients.
5 0
3 years ago
Read 2 more answers
How many grams of aluminum are required to give a total dislocation length of 3,000 miles (enough to stretch from New York City
Luba_88 [7]

Answer:

0.13 g

Explanation:

mass of aluminum required = ( Dislocation length) / ( Dislocation density) × (density of metal)

3000 miles to cm (  1 mile = 160934 cm) = 3000 miles ×  160934 cm / 1 mile = 482802000 cm

density of Aluminium = 2.7 g /cm³

dislocation density of aluminum = 10¹⁰ cm³

mass of aluminum required = (482802000 cm × 2.7 g/cm³) / 10¹⁰ cm³ = 0.13 g

5 0
3 years ago
A sample of a compound contains 60.0 g C and 5.05 g H. It’s molar mass is 78.12 g/mol. What is the compound’s molecular formula?
Natalka [10]

Answer:

C6H6

Explanation:

C :     60.0 g*1 mol/12 .01g = 5.00 mol

H:      5.05 g * 1 mol/1.01 g= 5.10 mol

C:H = 5.00 mol : 5.10 mol = 1:1

CH is an empirical formula

Molar mass (12.01 +1.01)=13.02 g/mol

78.12g/mol /13.02 g/mol =6

Molecular formula is the empirical that was taken 6 times (CH)6 = C6H6

5 0
4 years ago
What is the molality of a solution containing 5.0 moles of solute in 3.2 kg of solvent? Round to the nearest tenth. Don't forget
Alisiya [41]
The molality of the solution is a measure of its concentration that can be calculated by dividing the amount of substance in moles by the amount of the solvent in kilograms. Mathematically, this can be expressed as that of the equation below.
                              molality = amount of solute (mole) / amount of solvent (kg)
                              molality = 5 moles / 3.2 kg
                              molality = 1.5625 m
Rounding off the answer to the nearest tenths, will give the final answer of <em>1.6 m</em>. 
4 0
3 years ago
What is one technology scientists use to help forecast<br> earthquakes
schepotkina [342]

Answer:

they often use a radon detector to help forecast earthquakes

7 0
3 years ago
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