Which of the following changes will always be true for an exothermic process?

+deltaH

+deltaS

-deltaH

-deltaG

The heat of a reaction may be found with the equation q=mcΔT. A car engine is in danger of being damaged from wear and stress if not properly cooled by the radiator fluid. The 2.51 kg sample of radiator fluid is heated from 23.

What is the condition in which an odorless gas combines rapidly with hemoglobin and crowds out oxygen?

How do i find the mass of oxygen in 250 grams of sulfuric acid?

Answer choices: Is this an example of conduction, convection, or radiation? Putting an ice pack on an injury Burning yourself by touching boiling water Grabbing a warm coffee mug to warm your hands The handle of a pot becoming too hot to grab as it

Is helium malleable (bendable), ductile (shiny), or brittle?

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda