0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
Are veins red?
yes veins are red because they have oxygen in them and when blood is exposed to oxygen it turns red.
What color does blue litmus turn when exposed to an acid or base?
Acid turns it red and base turns it blue
How do you test an acid?
You can use blue litmus paper. It turns red when exposed to an acid.
Why a blood have 2 colors?
blood is originally blue but when its exposed to oxygen it turns red
How does litmus paper react when exposed to vinegar?
Litmus is used to test materials for their acidity. Blue litmus paper turns red when exposed to acid, so it would turn red when exposed to vinegar, which is acidic.
What colour would litmus turn in acids?
blue litmus paper turns to red when its in contact with acid
Why are veins red?
Veins are blue. Capillaries and arteries are red because the iron in it turns red when it is exposed to oxygen. Just like rust on old garden tools.
Why is your cut turning black?
Red blood cell contain a chemical that makes it red but when it dries out it turns black.
Why is it when you get blood work your blood is red?
Oxygen has hit the bood. Although the true color of blood is blue, when blood is exposed to oxygen it turns red.
What does a base do to red litmus paper?
Red litmus paper is used to check for basicity. It turns blue when exposed to bases. Blue litmus paper is used to check for acidity. It turns red when exposed to acids.
What color are the viens?
Blue. Your blood is always blue until it is exposed to oxygen, when it reacts and turns red. Since veins aren't exposed to air/oxygen, they remain blue :)
Are there any red apple species whose fruit is initially green then turns red as it matures?
Nearly all are like that, green at first.
