PLZ PLZ PLZ HELP A weekly forecast is shown below. What type of front can be predicted to arrive on Sunday?

A.) Warm Front
B.) Stationary front
C.) Cold front
D.) Occluded front

When 225mg of anthracene, c14h10(s), was burned in a bomb calorimeter the temperature rose by 1.75k. calculate the calorimeter constant. by how much will the temperature rise when 125mg of phenol, c6h5oh(s), is burned in the calorimeter under the same conditions? (δch< (c14h10,s)=–7061 kj mol−1.)

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

How does the viscosity of magma change as magma cools?