subject
Chemistry, 30.11.2020 14:50 smarcalli6457

13. Steam was passed over heated iron wool as shown below. Iron wool
Point X
Steam
Heat
(a) What is the precaution taken before lighting the gas at point X. (1 mark)

ansver
Answers: 3

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 08:40, alexisbcatlett14
Which statement can best be concluded from the ideal gas law?
Answers: 2
image
Chemistry, 22.06.2019 09:30, andrejr0330jr
What is the molar mass of potassium nitrate, kno3
Answers: 1
image
Chemistry, 22.06.2019 11:00, snowprincess99447
Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.
Answers: 1
image
Chemistry, 22.06.2019 12:30, hayleyconsole
Nebulae are enormous clouds in outer space. they are made mostly of hydrogen gas, helium gas, and dust. some nebulae glow brightly, while others do not. the stars that people see are huge, bright balls of glowing gas. they are made mostly of hydrogen and helium. which statement correctly describes other ways in which nebulae and stars are different? a. stars can form inside a nebula but a nebula can never be produced by any star. b. a star always has a higher density than a nebula. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star.
Answers: 3
You know the right answer?
13. Steam was passed over heated iron wool as shown below. Iron wool
Point X
Steam
H...

Questions in other subjects:

Konu
World Languages, 14.11.2020 14:00
Konu
English, 14.11.2020 14:00
Konu
Physics, 14.11.2020 14:00
Konu
Mathematics, 14.11.2020 14:00