# CHEM

posted by .

g of alchol present in 2.45l of 75 proof gin density of ethonal is 0.798 g/ml =

• CHEM -

Proof in the U. S. is defined as twice the alcohol content by volume; therefore, 75 proof means we have 37.5% ethanol by volume.
37.5 g in 100 mL or
37.5 x 2450 mL/100 mL = ?g ethanol in 2.45L.

## Similar Questions

1. ### chemisty

five ml of ethonal has a mass of 3.9g and 5.0ml of benzene has a mass of 4.4g which liquid is denser density=mass/volume We have for ethonal 3.9g/5ml and for benzene 4.4g/5.0ml Which ratio is greater?
2. ### chem

The "proof" of an alcoholic beverage is twice the volume percent of ethanol, C2H5OH, in water. The density of ethanol is 0.789g/mL and that of water is 1.99g/mL. A bottle of 100-proof rum is left outside on a cold winter day. a) Will …
3. ### chem

drbob you helped me with this problem the other day but i have a question. -i changed 500mL of ethanol to grams then to mol. i was wondering if i then used 1000mL or 500mL of water to change to kg?
4. ### math

wich number sentance is not right 2,798>2,978 2798>7,298 2,798<2,789 2,798<2,897
5. ### chem

calculate the number of grams of alcohol present in 1.70 L OF 75-Proof gin. The density of ethanol is 0.798 g/ml. Proof--> twice the % by volume of ethanol(C2H5OH) present.
6. ### science

WHEN A BOTLE OF ALCHOL SAYES IT IS 80 PROOF WHAT DO THEY MEAN
7. ### chemistry

How would you prepare 1.00 L of an alchol water solution that is 5.00 vol % alchol.
8. ### chem

An 80 proof brandy is 40.0% (v/v) ethyl alcohol. The "proof" is twice the percent concentration of alcohol in the beverage.How many milliliters of alcohol are present in 700mL of brandy?
9. ### History

4.)Which answer best describes how the cotton gin changed cotton farming A.)The cotton gin caused cotton prices to drop because it could be harvested so easily. B.)The cotton gin added to the already high cost of producing cotton, …
10. ### chemistry

the word "proof" on alcoholic beverages is defined as twice the percentage by volume. How many ml of alcohol are in a one-liter bottle of 80-proof gin?

More Similar Questions