Which of these represents a synthesis reaction?

A. AgNO3 + HCl - > AgCl + HNO3

B. Zn + 2HCl - > ZnCl2 + H2

C. N2 + 3H2 - > 2NH3

D. 2KClO3 - > 2KCl + 3O2

What volume does 0.056 moles of H2 gas occupy @ stp?

Consider successive ionizations of the element Ca. Which ionization would you expect have the largest increase relative to the previous one? A) 2ndB) 3rdC) 4thD) 5thE) 6th

Is the following nuclear equation balanced?

For the reaction P4+6Cl2 yields 4pcl3, determine how many moles of Cl2 would be needed to react with 3 moles of P4 to entirely use up all phosphorous.

A geologist is studying an area where stream erosion and deposition are the dominant surface processes. He notices that all of the rock layers in the shallow streambeds have dune features preserved throughout them.

The density of an object has the equation. If an object has a mass of 85 g and a volume of 92 cm3, what is its density?

Compute 214.056 + 9.3456. Round the answer appropriately

How ocean waves affect the shape of the land on our planet

Based on sulubility rules, which of the followingwill occur when solutions of ZnSO4 (aq) andMgCl2 (aq) are mixed? Write the NIE if aprecipitation is considered likely. A. ZnCl2 wil precipitate; Mg2andSO42_ will be spectatior ions. B.

Can somewhere show me the dimensional analysis of this? The pressure inside of a can is 245mmHg. What is the pressure in kPa?