Comparing E210 - Benzoic acid vs E944 - Propane
Overview
Synonyms
Products
Found in 386 products
Found in 32 products
Search rank & volume
Awareness score
Search volume over time
Interest over time for 2 keywords in U.S. during the last 10 years.
Interest over time for 2 keywords in U.S. during the last 10 years.
Popular questions
Is benzoic acid soluble in water?
Only sparingly—about 3 g per liter at room temperature; its solubility increases in hot water and it dissolves readily in many organic solvents.
Is benzoic acid polar?
It has a polar carboxyl group but a nonpolar aromatic ring, so overall it’s only weakly polar; its benzoate salt is much more polar and water‑soluble.
Is benzoic acid a strong acid?
No—it's a weak acid, with a pKa of about 4.2.
What is the melting point of benzoic acid?
About 122–123 °C (251–253 °F).
Is benzoic acid bad for you?
At approved food levels it’s considered safe, with an ADI of 0–5 mg/kg body weight/day; some people may experience irritation or hypersensitivity, and benzene formation in certain acidic drinks is monitored and kept very low.
How much is propane per gallon?
Propane prices vary by region, season, and whether it’s bulk delivery or a cylinder refill. In the U.S., recent retail refill prices often run about $2–$4 per gallon, while tank exchanges tend to cost more per gallon; check local suppliers.
Does propane go bad?
No—propane itself doesn’t expire; in a sealed cylinder it remains stable indefinitely, though the cylinder/valve condition and the odorant can degrade over time.
How much does a gallon of propane weigh?
About 4.2 lb per gallon as a liquid at 60°F (weight varies slightly with temperature).
How much is a propane tank?
A new empty 20‑lb grill cylinder typically costs about $40–$70. Large stationary tanks (250–1,000 gal) are several hundred to several thousand dollars or are often leased; prices vary by region.
Where to refill propane tank?
At propane refill stations such as propane dealers, many hardware stores, some gas stations, farm/garden centers, and RV parks; for 20‑lb cylinders you can also use exchange cages.