What is the heat lost when you cool 125 g of water into ice at - 3C?

Which of the following methods would best separate sand and water? boiling filtering decanting distilling

What is Heredity A heredity is acquired later in life. B heredity is the study of reproduction. C heredity is the process of having a offspring. D heredity is the passing of traits from parent of offspring.

What is an non example of an nucleus in chemistry

How is geometrical symmetry related to the polarity of a molecule? An asymmetrical molecule is always nonpolar. An asymmetrical molecule can never be polar. A symmetrical molecule is always nonpolar. A symmetrical molecule is always polar.

How is chemical energy produced? What other forms of energy can it come from?

Sierra did 500 J of work to move her couch. If she exerts 250 N of force on the couch, how far did she move it? (Work: W = Fd) 0.5 m 2 m 250 m 750 m'

Lead (ii) sulfide (pbs) has a ksp of 3.0 * 10-28. what is the concentration of lead (ii) ions in a saturated solution of pbs? 1.7 * 10-14m 1.5 * 10-14m 3.0 * 10-14m

A 2.17 gm sample barium reacted completely with water what is the equation for the reaction how many milliliters of dry H2 evoled at 21degree celcius and 748mm of Hg?

What does it mean for data to be continuous?

When an acid reacts with a base what compounds are formed? a. a salt only. b. water only. c. a salt and water. d. metal oxides only.?