ghanim1963
30.11.2019 •
Chemistry
Why is it dangerous to not have the right grade motor oil for the climate you drive in?
select all that apply.
when temperature increases the viscosity of the oil also increases and does not flow fast enough through the engine.
when temperature increases the viscosity of the oil decreases and flows too freely through the engine.
when temperature decreases the viscosity of the oil also decreases and flows too freely through the engine.
when temperature decreases the viscosity of the oil increases and does not flow fast enough through the engine.
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Ответ:
Actually its the second and fourth one for sure! If you just put one it only gives parcel credit. ;-;
Ответ:
B. Charles’s law
Explanation:
Charles' Law: This law states that volume is directly proportional to the temperature of the gas at constant pressure and number of moles.
(At constant pressure and number of moles)
where,
= initial volume of gas
= final volume of gas
= initial temperature of gas
= final temperature of gas
Therefore, the volume of gas is proportional to temperature when pressure and number of moles are constant.