Good elementary school science books should have a lot of information on this subject. Online, eHow and Wikipedia are good sources, as well as Encarta Encyclopedia.
Ba(OH)2 As you can see, two oxygen atoms. You will learn that barium is an alkaline earth metal with two valance electrons to donate to this compound and that hydroxide is a polyatomic ion, that is a interior covalent bond between oxygen and hydrogen, and a charge of 1 -. So, you need two hydroxides for every one barium.
Argon is obtained by fractional distillation of liquid air, where it is separated from other gases such as nitrogen and oxygen. It is a byproduct of the production of liquid oxygen and liquid nitrogen.
If you don't waft in chemistry, you could inhale potentially harmful fumes or gases directly, which could lead to respiratory problems or other health issues. Wafting helps to gently move the vapors towards your nose to detect any odors without directly inhaling them.
NO it does not. Oxygen is one of the 3 elements required to make fire, the others are heat and fuel, Oxygen on it's own will not burn but add the other two elements and you have fire.
If someone has breathed in fumes, they should be moved to fresh air immediately. If they are experiencing symptoms such as difficulty breathing or chest pain, they should seek medical attention right away. Treatment may involve oxygen therapy and supportive care to help with any respiratory distress.
Botany
learn to know when someone is in your presance while sleeping
so that you could learn to spell.
Someone that wants to learn to play guitar could check for lessons at a local music supply store or with a local community center. They could also check into learn to play videos online, learn to play books or even classes at a local college.
The powers of totalitarianism on a group of people.
You could know all the names of the types of clouds, and point them out to your friends. Also you could.... learn loads of accents, learn how to survive in the wild, learn a new language, learn the names of all the plants, learn how to juggle/knit, learn how to make your own tea bags, learn how to make candles.... the possibilities are endless.
There are several ways someone could learn how to use Microsoft server software. A person could read about it from manuals and books. Also, someone could ask an expert and be taught how to use it. The Microsoft website is also a good place to go to learn how to use the server software.
Someone can learn about designer fashion by going to college or university to study fashion and design. Also, someone could attend fashion shows and talk with professionals.
names, distance apart, and how big they are
It's best to learn these handcrafts as an apprentice. You could find someone locally with these skills who would be willing to teach you.
If someone wanted to learn the slap guitar technique there are a variety of ways in which someone can learn it. Someone can learn this by books, online and videos.
There are several places where a person can learn about database administration. Someone could search in the library for information about database administrations. Also, someone can search on the computer for sites with information about database administrations.