How many grams of hydrogen will occupy a volume of 40 mL at 27 degrees Celsius and 710 torr?Hydrogen Gas:Hydrogen gas consists of molecules containing two hydrogen atoms. In the hydrogen molecule, two hydrogen atoms remain bonded through a single bond. As hydroge...
Unlike isopropanol, hydrogen peroxide is not a type of alcohol. You might recognize its chemical formula, H2O2, as being similar to that of water (H2O). The difference is thathydrogen peroxide has two oxygen atoms instead of one. That one extra oxygen atom makes it a strong oxidizer. Is i...
How many atoms are in 2.50 moles of SO2? How many moles of CO_{2} are produced when 3.01 * 10^{23} molecules of C_{3}H_{6} react completely in the following equation? 2C_{3}H_{6} + 9O_{2} \rightarrow 6CO_{2} + 6H_{2}O How many moles...
How many moles of hydrogen gas, H2 are needed to produce 1.1 moles of NH3? How many moles are there in 7.52*10^24 formula units of H2SO4? How many moles are 318.328 g/mol? How many moles of zinc are present in a 2.00 gram sample? How many atoms are present?
Many people include hydrogen peroxide in their home first aid kits, but the chemical doesn't disinfect wounds like all its fizzy business might lead you to believe. Jupiterimages / Getty Images Hydrogen peroxide (H2O2) is a common bleaching agent that you can buy at the drugstore. What ...
Ideally, the level of pH in the pool should be between 7 and 8; 7.4 is ideal -- this is the pH of human tears. Once the HOCl and OCl- are done cleaning the pool, they either combine with another chemical, such as ammonia, or are broken down into single atoms. Both of these ...
To do this, look up atomic masses on the periodic table and use the formula mass to know how many atoms of each element are in a compound. Remember, subscripts in a formula indicate the number of atoms. If there is no subscript, it means there is only one atom of that element in th...
How Can You Use Hydrogen Peroxide On Plants? There are many uses for Hydrogen Peroxide in gardening with beneficial properties. Such as: Preventative & Treatment:Helps discourage unwanted bacteria and fungi Helps encouragehealthy root growth
Determine the mass in grams of 30 moles of PbSO_4. I have 3.5 moles of H2O. How many moles of hydrogen (H) atoms are there in my H2O sample? How many atoms of H are there in my sample? How many moles of MgS are present in a given mass of 5.6 g?...
The chemicals immediately react to one another, and the atoms begin emitting light. The particular dye used in the chemical solution gives the light a distinct color. Depending on which compounds are used, the chemical reaction may go on for a few minutes or for many hours. If you heat ...