Answer:
A hydraulic press uses water as the pressing force to push against something
<span>Primarily what causes water to conduct electricity are the ions present in the water itself.</span>
Answer:
See below
Explanation:
First determine the mass (weigh it) ..... then place it in a graduated container of water to see the volume of the object (by the amount of water it displaces)
then density = mass / volume
Answer:
compound machine
Explanation:
A machine made of two or more simple machines is known as a compound machine.
They are usually derived by coupling or joining simple appliances together to make one compound device.
- This is done to increase mechanical advantage and to perform different tasks.
- Common examples are bicycles, shovels etc.
Answer:
a) Equilibrium shifts in forward direction.
Explanation:
If pressure is increased, equilibrium shifts to the side with the fewer moles of gas.
There are 4 moles of gas in the reactants and 2 moles of gas in the products.
The equilibrium will shift in the forward direction towards the products.
Hope that helps.