Which compounds are electrolytes?

(1) C2H5OH and H2SO4

(2) C2H5OH and CH4

(3) KOH and H2SO4

(4) KOH and CH4

Which of the following changes can be reversed by changing the temperature: (a) dew condensing on a leaf; (b) an egg turning hard when it is boiled; (c) ice cream melting; (d) a spoonful of batter cooking on a hot griddle?

What is the study of matter and it's changes.?

What is the osmotic pressure of a. 25 M solution of NaCl at 25 degrees Celsius?

How many moles of sodium bicarbonate is needed to neutralize 0.8 ml of sulphuric acid?

When a molecule is polar what does that mean?

Whats more metallic silicon sodium sulfur or thallium

Draw the structure of the isomer that have the molecular formula C5H11Br that is incapable of reacting by E2 mechanism

How does density of air related to elevation (altitude)

4. How many moles are in 54.0 grams of Silver? 54.0 g Ag x (108mol ag / 1 g ag) = 5,832 ag moles Ag (Use the gray boxes to insert the values for the conversion factors.) 5. What is the mass of 6.3 moles of Sulfur? 6.3 mol S x (/) = g S 6.

Which of the following orbitals is the largest in size? A. 2s B. 4s C. 1s D. 3s E. all s orbitals are the same size