Chemistry, 03.11.2020 20:50 CarlyAnnn9949
A student masses a green crystal sample and records 1.253 grams. He then dissolves the green crystal in water and does a titration, and calculates that his sample has 7.35x10-3 moles of C2O4-2.
What is the percent of C2O4-2 in the sample?
a. not enough information is given
b. 51.63%
c. 129%
d. 0.5866%
e. 20.62%
Answers: 1
Chemistry, 22.06.2019 03:10
The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.
Answers: 1
Chemistry, 22.06.2019 18:30
Which sample at stp has the same number of atoms as 18 liters of ne at stp
Answers: 1
Chemistry, 23.06.2019 00:00
How many moles of water are created if 3 moles of hydrogen react completely with excess oxygen?
Answers: 3
Chemistry, 23.06.2019 00:50
Which of the following warnings would an agricultural chemist tell a farmer who wants to recycle his or her own ammonia? recycling ammonia is a difficult process that sometimes takes weeks. recycling ammonia requires a degree in biochemistry or a related field. recycling ammonia can be harmful because it is highly flammable and toxic. recycling ammonia costs too much money considering the price of the necessary chemicals.
Answers: 1
A student masses a green crystal sample and records 1.253 grams. He then dissolves the green crystal...
English, 23.08.2021 21:10
Physics, 23.08.2021 21:10
Mathematics, 23.08.2021 21:10
Mathematics, 23.08.2021 21:10
Mathematics, 23.08.2021 21:10
History, 23.08.2021 21:10
Law, 23.08.2021 21:10
Mathematics, 23.08.2021 21:10
English, 23.08.2021 21:10
Law, 23.08.2021 21:10