If I make a solution by adding water to 7mL of ethanol until the total volume of the solution is 375mL, what's the percent by volume of ethanol in the solution?

Could you give me information about atom?

2H3PO4 + 3Na2SO4 → 2Na3PO4 + 3H2SO4 Molar masses: Sodium sulfate = 142.05 g/mol Phosphoric acid = 98 g/mol Sodium phosphate = 163.94 g/mol Sulfuric acid = 98.09 g/mol a) If 1.

Barium (Ba) has two valence electrons, and these electrons are located in the 6s subshell. Without using the periodic table, in which group and period is barium located? Group 2A, Period 7 Group 1A, Period 6 Group 1A, Period 7 Group 2A, Period 6

The number of hydrogen ions would equal the number of hydroxide ions in a solution with a pH of what?

In numbering carbon atoms in the parent chain of a hydrocarbon, why would you number from right to left, rather than left to right? A. This would result in the alkyl groups being named first. B.

Which type of reaction occurs in the following? 2HgO (s) - - 2Hg (l) + O2 (g) 1. a decomposition reaction in which a metal is reduced 2. an acid-base neutralization reaction to produce oxygen gas a displacement 3.

Is pulverizing an aspirin a physical or chemical process

Explain two reasons why we can conclude that the rise of the water in the glass tube is due to root pressure and not transpiration or capillarity

Four type of molecular models

How many particles are in 1 mol of carbon? 1 mol of lithium? 1 mol of eggs? will 1 mol of each of these substances have the same mass?