Why are food preservatives added to food?
a. to increase the rate of reaction
b. to de...
Chemistry, 21.12.2019 17:31 holmesleauja
Why are food preservatives added to food?
a. to increase the rate of reaction
b. to decrease the rate of reaction
c. to decrease potential energy of the reactants
d. to increase the temperature of the reaction
Answers: 2
Chemistry, 22.06.2019 18:00
Answer asap need it by wednesday morning carry out the following calculations on ph and ka of from data. i. calculate the ph of 0.02m hcl ii. calculate the ph of 0.036m naoh iii. calculate the ph of 0.36m ca(oh)2 iv. calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 v. calculate ka for weak acid ha which has a ph of 3.65 at 0.30m concentration vi. calculate the ka of a solution made by mixing 15.0 cm3 0.2m ha and 60.0 cm3 0.31m a-. [ph= 3.80] vii. calculate the ph of a solution made by mixing 15.0 cm3 0.1m naoh and 35.0 cm3 0.2m hcooh. [ka = 1.82 x 10-4 m]
Answers: 1
Chemistry, 22.06.2019 22:30
Amedication is given at a dosage of 3.000 mg of medication per kg of body weight. if 0.1500 g of medication is given, then what was the patient's weight in pounds (lbs)? there are 453.59g in 1 lb.
Answers: 2
Chemistry, 23.06.2019 01:00
Chromium(iii) sulfate is a transition metal compound containing the metal chromium and the polyatomic ion sulfate. the oxidation state of chromium in this compound is , and the chemical formula of the compound is ( ) . reset next
Answers: 3
Computers and Technology, 20.08.2019 22:30
Computers and Technology, 20.08.2019 22:30
Computers and Technology, 20.08.2019 22:30
Computers and Technology, 20.08.2019 22:30
Computers and Technology, 20.08.2019 22:30
Computers and Technology, 20.08.2019 22:30
Computers and Technology, 20.08.2019 22:30
Computers and Technology, 20.08.2019 22:30