Chemistry, 19.01.2020 15:31 acalvario2019
Which of the following results when iron and oxygen react? 1.fe2o3 corrodes 2.hydrated iron forms 3.iron oxide forms 4.a shiny metal forms 5.o2 dissolves in water
Answers: 2
Chemistry, 22.06.2019 02:50
Using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 pb+2(aq) + 2cl -(aq). if the value of ksp was determined to be only 1.2 x 10-2: too much solid has dissolved. additional precipitate is forming. the solution is unsaturated. the ions are now combining to reduce their concentrations.
Answers: 3
Chemistry, 22.06.2019 10:30
Balance and in which category does it fit in? single or double displacement or synthesis or decomposition? (a) k2 o → k + o2 (b) na + i2 → nai (c) cu(no3 )2 + naoh → cu(oh)2 + nano3 (d) kclo3 → kcl + o2 (e) ca(no3 )2 + hbr → cabr2 + hno3 (f) sn(oh)2 → sno + h2 o (g) p4 + n2 o → p4 o6 + n2 (h) fe + al2 (so4 )3 → feso4 + al (i) alcl3 + na2 co3 → al2 (co3 )3 + nacl (j) c3 h6 + o2 → co2 + h2 o
Answers: 1
Chemistry, 22.06.2019 10:30
What woukd most likely be the transmittance at a 0.70 m solution of solute a? a) 7.6%b) 1.1%c)4.0%d)4.6%
Answers: 1
Chemistry, 22.06.2019 13:10
Select the correct answer a modure consists of glucose and water. what is the percent composition of glucose in the mixture if it contains 1.3 moles of glucose (cho total mass of the mature is 276 grams? ) and the a 1775
Answers: 1
Which of the following results when iron and oxygen react? 1.fe2o3 corrodes 2.hydrated iron forms 3...
Mathematics, 15.07.2021 23:40
English, 15.07.2021 23:40
Mathematics, 15.07.2021 23:40
Mathematics, 15.07.2021 23:40
Mathematics, 15.07.2021 23:40
Mathematics, 16.07.2021 01:00
Mathematics, 16.07.2021 01:00
English, 16.07.2021 01:00
Mathematics, 16.07.2021 01:00
Physics, 16.07.2021 01:00
English, 16.07.2021 01:00
English, 16.07.2021 01:00