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What percentage of seawater is salt?
3.5 percent salt and 97.5 is water.
Are human tears acidic or basic?
No, they are salty. That's why they sting a bit when they contact a break in the skin.
What animal needs 80 percent of the letters in sound to exist?
Human
What are the benefits of using salt?
Using natural sea salt is good for human intestines. Table salt that most people have in their house is not natural sea salt and is not healthy when it is not used in moderation. It can cause high blood pressure, hypertension. Yet too little salt can cause low blood pressure.
Where does dust come from and why does it?
Dust is small ground up particles of all kinds of solids including rocks. It comes from natural erosion and human wear and tear.
Does mascara affect the salt in a tear?
no....
What is the percentage of salt in the human body?
Assuming the question pertains to table salt (sodium chloride), a human body contains approximately 0.15 percent by weight chlorine and 0.15 percent by weight sodium. This means that a 70-kilogram human (150 pounds) will contain 0.095 kilograms, or 95 grams, of each of the elements in table salt. The constituents of common table salt exist as separate ions in the human body, and if we could remove them and reconstitute them into table salt, they would make up about 8 tablespoons of salt for a 150 pound person.
Who much the world water is available for human use?
98 percent is salt water, so we can not drink that. So then you have 2 percent. But 1 percent of that is in glaciers. So we have access to about 1 percent.
What are the basic forms in which salt is produced?
salt in brine (51 percent of all salt sold or used), rock salt (30 percent), vacuum pan salt (11 percent), and solar salt (8 percent).
What are the principal end uses for salt?
chemicals (45 percent), road de-icing/ice control salt (31 percent), salt sold to distributors (8 percent), industrial uses (8 percent), agricultural salt (6 percent), food (including table salt, 4 percent)
Is there sulphuric acid in tear drops?
no it is mostly salt and water
What 2 components does your body lose when you tear?
Water and Salt
What percentage of your eyeballs are salt?
The eyeball is mostly made up of water and other materials. One fun fact about the human eye is that it is made up of 3 1/2 percent salt.
How much salt must be added to 60kg of a 20 percent solution of salt to increase it to 40 percent solution of salt?
20%
What percent of the earth water is salt?
Approximately 97.5 percent of all the water on Earth is salt water. Of the remaining 2.5 percent that is fresh, about 70 percent exists as ice.
How many liters of 9 percent salt solution and 18 percent salt solution are needed to make 18 liters of 10 percent salt solution?
A. 16 of 18 percent and 2 of 9 percent b. 14 of 18 percent and 4 of 9 percent c. 16 of 9 percent and 2 of 18 percent d. 14 of 9 percent and 4 of 18 percent
Will salt molecules more across a membrane that is 10 percent salt on one side and 20 percent salt on the other?
no, salt is a solute not a solvent, so it will not move across the membrane
