What is the value of the temp 15 degrees Celsius in degree kelvin

Why can water dissolve many ionic compounds

Which element (s) is being reduced in the redox reaction below? 6 nh4clo4 (s) + 10 al (s) 5 al2o3 (g) + 6 hcl (g) + 3 n2 (g) + 9 h2o (g) n and al h cl o?

1. What is light energy converted from in the bulb of a lamp? electric energy sound energy heat energy

2. What is the chemical name for GaC1z?

What is the mass of naoh that would have to be added to 500 ml of a solution of 0.20 m acetic acid in order to achieve a ph of 5.0?

Identify the spectator ions in the following complete ionic equation. 2k (aq) s2 - (aq) pb2 (aq) 2no-3 (aq) →pbs (s) 2k (aq) 2no-3 (aq) express your answers as ions separated by a comma.

4. A bird left its post and flew in a triangular path. It flew 21 yards south, 72 yards east and 75 yards diagonally to end back at the post. Is it a right triangle?

Condension occurs in the inside of your windows in Winters, why?

How can you use Hess's law to determine a reaction's enthalpy?

7. How much energy in KJ is released when 15.0 g of steam at 100.0 degrees Celsius is condensed and then frozen to ice at 0.0 degrees Celsius?