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When setting up a chromatogram suggest why the base line where dyes are placed is not drawn with a pen?
Pen ink contains colored pigments, and it can be dissolved in water
What else can I help you with?
A circle has been drawn in the center of a square A dot will be randomly placed inside the square What is the probability that the dot will be placed in the purple section?
40%
What does replacement mean in probability?
When the sample is drawn, it is placed back where it was taken from and if subsequent draws are made, it could be selected again.
If 20 points are placed on a circle and every pair of points are joined with a line segment what is the total number of segments drawn?
twenty
What is the recurring symbol?
It used to be a line or bar drawn above the digits, which repeat. But other answers to a similar question suggest that it is a small circle ° above the digit.
What does the covers were drawn mean in terms of dining?
In the context of dining, the phrase "the covers were drawn" typically refers to the act of setting the table for a meal. This includes laying out utensils, plates, and napkins in preparation for serving food. It can also refer to covering dishes or food items to keep them warm or protected before they are served to guests. Overall, "the covers were drawn" signifies that the table is set and ready for a meal to be enjoyed.
A circle has been drawn in the center of a square A dot will be randomly placed inside the square What is the probability that the dot will be placed in the purple section?
40%
What do some children painting and drawing have in common with Egyptian paintings?
The drawn objects are not placed realistically on the canvas.
What do children's paintings and drawings have in common with ancient Egyptian paintings?
The drawn objects are not placed realistically on the canvas
What is the probability of getting a seven of spades?
I t is necessary to assume thata single card is drawn,it is drawn at random,it is a normal deck of cards.If these assumptions are realised - and there is nothing in the question to suggest that they are - then the probability is 1/52.
Why is the chromatograph line dawn in pencil and not ink?
The chromatograph line is drawn in pencil because pencil marks are more permanent and less likely to smudge when in contact with the organic solvents used in chromatography. Ink can dissolve or spread when exposed to these solvents, affecting the accuracy of the chromatogram.
What do soem childrens paintings and drawings have in common with ancient Egyptian painting?
The drawn objects are not placed realistically on the canvas
What clues indicate that The Story of an Hour is set in the late 1800?
References to horse-drawn carriages, mention of the lack of modern technologies like telephones or electricity, and the societal expectations placed on women during that time period all suggest that "The Story of an Hour" is set in the late 1800s.
Why are electric field drawn with arrows?
Electric field lines are drawn with arrows to show the direction of the force that a positive test charge would experience if placed in the field. The direction of the electric field at any point is the direction that a positive test charge would move when placed in the field at that point.
What does replacement mean in probability?
When the sample is drawn, it is placed back where it was taken from and if subsequent draws are made, it could be selected again.
What do some childrens paintings and drawings have in common with ancient Egyptian paintings?
1
What do some children's paintings and drawings have in common with ancient Egyptian painting?
The draw objects are not placed realistically on the cancas.
If 20 points are placed on a circle and every pair of points are joined with a line segment what is the total number of segments drawn?
twenty
