Answer: A vacuum. Under the same conditions 16 s were required for the same number of moles of O2 to effuse. ... The molar mass of the unknown gas is 200 g/mol. calculation ... QUESTION 1 If gas-burning appliances are vented into an unlined masonry chimney, deteriorate and crumble and may · PLS HELP

Explanation:

8 0

3 years ago

When this happens the inward force of gravity is exactly balanced with the outward force created by _______ and _____________.

4vir4ik [10]

Sw ocjhohz hug tú the funny ohhzubutgrrfuY

8 0

3 years ago

What happens to a brick when it is heated

Kamila [148]

Explanation:

When a brick is heated to a temperature between 20°C and 150°C, it loses most of the water added to the clay during the preparation phase. ... When the temperature starts to rise over 600°C, chemical changes begin to occur in the clay which give the brick colour, hardness and durability.

8 0

2 years ago

Is osmosis the same quality of diffusion but in different molecules

lys-0071 [83]

Yes you are correct.

6 0

2 years ago