Question

QUESTI 0.2 points Save Answer What precautions should be taken when dealing with acids and bases O Should avoid contact with skin, as they can cause chemical Should immediately rinse skin if contact does occur to prevent chemical buns. O Should avoid contact with clothing as they can burn holes in O all of the above. QUESTI 0.2 points Save Answer Which would not afflect the data in a cofee cup ONot stining the solution during the O Taking too long to place the lid on the O having a large amount of water in the coffee cup betore beginning QUESTI 0.2 points Save Answer Why does temperature increase and then decrease during a coftfee cup O Due to the inablity to stir the solution well with the lid on. Due to a slowly occurring reaction. O Due to the solution splashing onto the sides of the container during inital mong ODue to the limit in the coffee cups insulating

Answer 1

Ans 1

All of the above

Option D is the correct answer

Precautions when dealing with acids and bases

Acids and bases can burn the skin and cloth. Avoid the contact

If contact occurs immediately rinse the skin to prevent burns.

Ans 2

Option D is the correct answer

Not stirring the solution, proper thermal equilibrium will not attain.

If lid not convered, heat lost occurs so the temperature can vary

A miscalibrated thermometer does not give the correct value of final temperature