How many moles are there in 2.35 x 10^24 molecules of h2o

Receptors in your stomach that determine when food enters because the ph changes would be classified as

when particles of matter are in direct contact and movement occurs in the substance due to convection, thermal energy transfers in which state of matter?

Which is an example of an endothermic reaction? combustion of fuels burning of wood cellular respiration photosynthesis nuclear explosion

The difference in hydrogen ion concentration between solutions with ph 4 and ph 5 is

Explain the property of velocity. Name one substance with high velocity.

What are small round structures in the cell that breaks down large food particles into smaller ones

All elements have a unique atomic emission spectrum. In which of the following scenarios would this fact be most useful? A. when trying to determine a star's chemical composition B. when trying to determine how old an artifact is C.

How does ATP form? Why is it important to the cell?

A 40.0 g drinking glass is filled with hot liquid. The liquid transfers 1,000. J of energy to the glass. If the temperature of the glass increases by 50.0 degrees Celsius, what is the specific heat of the glass?

What is the percent by mass of oxygen in propanal, CH3CH2CHO? (1) 10.0% (3) 38.1% (2) 27.6% (4) 62.1%