subject
Chemistry, 19.05.2021 02:40 wedestttefera

We have discussed how scientists use chemical reactions for important things, such as making our drinking water safe. Explain a
chemical reaction you experience in your daily life.
What is a chemical reaction? What is a chemical reaction you witness
often? How do you know this is a chemical reaction? What signs
prove this is a chemical reaction.
Response: A chemical reaction I witness before is rust example
verdigris on copper and tarnishing of silver.

ansver
Answers: 3

Other questions on the subject: Chemistry

image
Chemistry, 21.06.2019 18:30, tae8002001
How much energy moves onto the next level, in an energy pyramid
Answers: 1
image
Chemistry, 22.06.2019 20:20, carcon2019
Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .
Answers: 3
image
Chemistry, 23.06.2019 14:50, aleilyg2005
Use the bond energies provided to estimate δh°rxn for the reaction below. ch3oh(l) + 2 o2(g) → co2(g) + 2 h2o(g) δh°rxn = ? bond bond energy (kj/mol) c-h 414 c-o 360 c=o 799 o=o 498 o-h 464 use the bond energies provided to estimate δh°rxn for the reaction below. ch3oh(l) + 2 o2(g) → co2(g) + 2 h2o(g) δh°rxn = ? bond bond energy (kj/mol) c-h 414 c-o 360 c=o 799 o=o 498 o-h 464 +473 kj +206 kj -392 kj -91 kj -486 kj
Answers: 1
image
Chemistry, 24.06.2019 05:30, hi105
What is the chemical formula for the compound ammonium phosphate? use the list of polyatomic ions and the periodic table to you answer. chemical name chemical formula chemical name chemical formula acetate c2h3o2– nitrite no2– carbonate co32– ammonium nh4+ hypocarbonite co2− cyanide cn– hydrogen carbonate (bicarbonate) hco3– hydroxide oh– chlorite clo2– peroxide o22– hypochlorite clo– phosphate po43– chlorate clo3– hydrogen phosphate hpo42– perchlorate clo4– dihydrogen phosphate h2po4– hydronium h3o+ sulfate so42– permanganate mno4– hydrogen sulfate (bisulfate) hso4– nitrate no3– sulfite so32– a. h4h2po4 b. (nh4)2po4 c. (nh4)3po4 d. (nh4)4po4
Answers: 1
You know the right answer?
We have discussed how scientists use chemical reactions for important things, such as making our dr...

Questions in other subjects:

Konu
English, 11.07.2019 14:00
Konu
Chemistry, 11.07.2019 14:00
Konu
Mathematics, 11.07.2019 14:00