Assuming an efficiency of 41.50%, calculate the actual yield of magnesium nitrate formed from 136.7 g of magnesium and excess copper (ii) nitrate.

What could develop in the stomach if it were not protected from the stomach acid

Which substance has polar covalent bonds? which substance has polar covalent bonds? n2 bao f2 so2?

Lactic acid fermentation occurs in a. any environment containing oxygen. b. mitochondria. c. muscle cells. d. bread dough

Which processes lead to cloud formation when humid air rises over India?

In this section, you learned about pressure in fluids. Answer the question that follows. Which factor does not affect pressure? A. volume of fluid B. depth of fluid C. motion of fluid D. type of fluid

Which statements are true? na + is formed from the reduction of na (s). the oxidation number for hg (?) is 0. the oxidation number for cu (s) is + 2. zn2 + is formed from the oxidation of zn (s). a reducing agent gains electrons.

An apple pudding is prepared by combining apples, sugar, butter, and lemon juice. To which category does it belong? A) Compound B) Mixture

How many electrons does carbon need to gain to obtain a noble gas electron configuration

What is the pH of a solution of 0.750 M KH2PO4, potassium dihydrogen phosphate?

What science was developed later which was found to support darwins theory