The distribution or scatter of bones at a crime scene gives no indication about the time of death.

True Or False?

If 25.0 g of water at 21c is mixed with 45.0 g of water at 75c, what is the final temperature of the mixture? a. 40c b. 48c c. 56c d. 63c e. 38c

What is "The Devil's Lettuce"?

When one atom of hydrogen (H) combines with one atom of chlorine (Cl), a polar covalent bond forms between the H and the more electronegative Cl, resulting in a molecule of HCl.

True or false. adding more neutrons to a neutrally charged atom will not change the charge

How many grams of beryllium are needed to produce 36.0 g of hydrogen assume an excess of waater be (s) + 2h2o (l) be (oh) 2 (aq) + h2 (g) ?

Which type of wave has a wave perpedicular to the disturbance? A: Mechanical B: Transverse C: Longitude D: Surface

What minerals that are heavy, durable, and chemically resistant are likely to be found in what kind of deposites?

You have arrived on a planet where S2, not O2, is the gas used as fuel in combustion reactions. When gaseous propane (C3H8) is burned in S2, H2S and carbon disulfide gases are produced. If 200.0 grams of propane and 75.

What are not chemical properties of matter?!

Calculate the mass of water produced when 2.06 g of butane reacts with excess oxygen.