# Posts by wilfredo

Total # Posts: 12

**Chemistry**

A person’s blood alcohol (C2H5OH) level can be determined by titrating a sample of blood plasma with a potassium dichromate solution. The balance is 16H+ (aq) + 2Cr2O72- (aq) + C2H5OH (aq) 4Cr3+ (aq) + 2CO2 (g) + 11H2O (l) If 35.46 mL of 0.05961 M Cr2O72- is required to ...

**social studies**

Slaves in 1815 worked from sun-up to sun-down.

**social studies**

explain or give a reason why slaves should have less hours to work.. REMEMBER YOU ARE THINKING LIKE A PERSON FROM 1815. NOTE: Please do not say because they work to hard and need to work less.. Be specific with your writing. Thank you

**social**

However, wouldn't they work harder because they do not want to be beaten anymore?

**Math**

Yumiko has 6 yards of ribbon. She needs 1/5 yards to make one bow. How many bows can yumiko make?

**Math**

Tevin has 5 yards of ribbon, he needs 1/6 yards to make one bow. How many bows can tevin make?

**Math**

Alicia has 4 Yards of ribbons, she needs 1/3 to make one bow. How many bows can Alicia make?

**Math**

JOSHUA HAS 3 yards off ribbon. He need 1/4 to make one bow. How many bows can joshua makes?

**math**

A water system of 2 in.(inside diameter) pipe, having a length of 1/4 mile, is to be flushed with a volume of water equal to twice that contained in the system. how much water (gallons) must be flushed through the system? (note: one cubic foot=7.481gal.)

**math/209**

Mike would like to enlarge his rectangular front yard which is currently 80 feet by 40 feet. He can only extend the width and length by 5x feet. If x = 7 feet, what will be the increase in area of the front yard? How can this problem be raised to a higher level of complexity

**5th grade math**

what is geometric secuence? what is arithmetic secuence?

**Geogrophy**

largest body of salt water