... mass is through nuclear fusion. The Sun fuses hydrogen into helium in its core, producing its life-giving glow...
6 Answers · Science & Mathematics · 16/01/2020
Doubtful. The first bikinis appeared just after World War II. Early examples were not very different from the women's two pieces common since the 1920s, except that they had a gap below the...
5 Answers · Arts & Humanities · 12/01/2020
Hydrogen and Helium
11 Answers · Science & Mathematics · 10/01/2020
They have experimented with hydrogen cars that run on water. They are somewhat dangerous, complicated, and way too expensive.
2 Answers · Environment · 07/01/2020
...real question would be providing nitrogen with it's high molecular weight or hydrogen with a low molecular weight for rapid movement and acceleration? The strange (?) thing...
8 Answers · Science & Mathematics · 25/12/2019
The absence of Hydrogen and Oxygen on a surface could explain dryness.
8 Answers · Science & Mathematics · 07/12/2019
Slowly, the hydrogen available to make new stars is being used up. It's also disbursing, getting more and more rarefied - so, new star formation will dwindle, then finally end.
14 Answers · Science & Mathematics · 08/12/2019
First, convert the mass of each element into moles: 63.2 g C / 12.0 g/mol = 5.27 mol C 5.26 g H / 1.008 g/mol = 5.22 mol H 41.6 g O / 16.0 g/mol = 2.6 mol O Now, to determine the empirical formula, divide each of these numbers by the smallest: C...
1 Answers · Science & Mathematics · 05/12/2019