A man walks 3km to the west in3hrs. what is he velocity.

The characteristic reaction for unsaturated hydrocarbons is substitution. True or False

If the arrangement of atoms in a substance changes

What is the definition of enthalpy heat of formation?

What is the ph of 0.0950 m fe (no3) 3 (ka of fe3 + = 3.00x10-3) ? express your answer to two decimal places?

Which is the strongest acid

In the reaction, Zn + HCl-> ZnCl2 + H2, 25 grams Zn are reacted with 17.5 grams HCl. How many grams of H2 will be produced? A. 0.382 g of H2 B. 0.479 g of H2 C. 0.7865 g of H2 D. 0.484 g of H2

Is nail varnish soluble?

What is the periodic trend for atomic size from top and bottom in a group? From left to right in a period?

Which planets' orbits is the belt located between the main asteroid belt?

For the baeyer-villiger oxidation of cyclohexyl methyl ketone