From the reaction: CH4 (g) +202 (g) CO2 (g) + 2H20 (1) ►

A) What mass of O2 will be needed to burn 36.1 g of CH4?

B) How many moles of water are produced from 19.2 g of O2?

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption

How many moles of sulfuric acid (h2so4) are needed to react completely with 6.8 moles of lithium hydroxide (lioh)? 2lioh + h2so4 → li2so4 + 2h2o a. 3.4 mol h2so4b. 6.8 mol h2so4 c. 10.2 mol h2so4 d. 13.6 mol h2so4

What type of radiation is lead emitting in the following equation? alpha particles beta particles gamma rays