Ruwa
 | |
Chemical substance (en)  |
chemical compound (en) da type of chemical entity (en) |
|---|---|
| Molecular mass (en) | 18.015268 Da |
| Found in taxon (en) |
Homo sapiens (en) , Maclura pomifera (en) , Phytelephas aequatorialis (en) , Acacia kempeana (en) , Euonymus hamiltonianus (en) da Kuɓewa |
| Chemical structure (en) | |
| Sinadaran dabara | H₂O |
 | |
| Canonical SMILES (en) | |
| InChI (en) | Model 3D |
| Property (en) | |
| Density (en) |
0.983854 g/cm³ (a −30 °C, liquid (en) ) 0.993547 g/cm³ (a −20 °C, liquid (en) )0.998117 g/cm³ (a −10 °C, liquid (en) )0.9998395 g/cm³ (a 0 °C, liquid (en) )0.999972 g/cm³ (a 4 °C, liquid (en) )0.99996 g/cm³ (a 5 °C, liquid (en) )0.9997026 g/cm³ (a 10 °C, liquid (en) )0.9991026 g/cm³ (a 15 °C, liquid (en) )0.9982071 g/cm³ (a 20 °C, liquid (en) )0.9977735 g/cm³ (a 22 °C, liquid (en) )0.9970479 g/cm³ (a 25 °C, liquid (en) )0.9956502 g/cm³ (a 30 °C, liquid (en) )0.99403 g/cm³ (a 35 °C, liquid (en) )0.99221 g/cm³ (a 40 °C, liquid (en) )0.99022 g/cm³ (a 45 °C, liquid (en) )0.98804 g/cm³ (a 50 °C, liquid (en) )0.9857 g/cm³ (a 55 °C, liquid (en) )0.98321 g/cm³ (a 60 °C, liquid (en) )0.98056 g/cm³ (a 65 °C, liquid (en) )0.97778 g/cm³ (a 70 °C, liquid (en) )0.97486 g/cm³ (a 75 °C, liquid (en) )0.9718 g/cm³ (a 80 °C, liquid (en) )0.96862 g/cm³ (a 85 °C, liquid (en) )0.96531 g/cm³ (a 90 °C, liquid (en) )0.96189 g/cm³ (a 95 °C, liquid (en) )0.95835 g/cm³ (a 100 °C, liquid (en) ) |
| Speed of sound (en) |
1,497 m/s (25 °C, liquid (en) ) 473 m/s (100 °C, gas (en) )3,000 m/s (, daskararre) |
| Kinematic viscosity (en) | 0.01012 cm²/s da 0 m²/s |
| Dynamic viscosity (en) |
1.7911 mPa s (a 0.01 °C, 1 atm, liquid (en) ) 1.0016 mPa s (a 20 °C, 1 atm, liquid (en) )0.89002 mPa s (a 25 °C, 1 atm, liquid (en) ) |
| Refractive index (en) |
1.3945 (a 0 °C, 226.5 nm) 1.33432 (a 0 °C, 589 nm) 1.32612 (a 0 °C, 1,013.98 nm) 1.39336 (a 20 °C, 226.5 nm) 1.33298 (a 20 °C, 589 nm) 1.32524 (a 20 °C, 1,013.98 nm) |
| Thermal conductivity (en) | 0.56 W/(m K) |
| Melting point (en) |
0.002519 °C (a 101.325 kPa) 0 °C (a 101.325 kPa) |
| Boiling point (en) |
99.9839 °C (a 101.325 kPa) 99.9743 °C (a 101.325 kPa) |
| Decomposition point (en) |
2,200 °C 3,000 °C |
| Standard molar entropy (en) | 69.9 J/(mol K) da 188.8 J/(mol K) |
| Standard enthalpy of formation (en) | −241,818 J/mol da −285,830 J/mol |
| Molar enthalpy of vaporization (en) | 40.656 kJ/mol da 9.717 kcal/mol |
| Specific heat capacity (en) | 4,184 J/(kg K), 2,110 J/(kg K), 1,640 J/(kg K) da 4,216 J/(kg K) |
| Hazard (en) | |
| Median lethal dose (LD50) (en) |
90 g/kg (rats (en) , oral administration (en) ) |
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| Wasu abun | |
|
viscosity (en) , odorlessness (en) , tastelessness (en) , heat capacity (en) , amphoterism (en) , launi, humidity (en) da hardness (en) | |
Ruwa wani gari ne a lardin Harare Metropolitan, Zimbabwe, yana da tsawon kilomita 22 kudu maso gabas da babban birnin Harare a kan babbar hanyar Harare zuwa Mutare da layin dogo.
Dubawa[gyara sashe | gyara masomin]
Yana aiki a matsayin ƙaramar cibiyar gudanarwa da kasuwanci don kewayen yankin noma gauraye. A cikin shekarun baya-bayan nan ya yi girma cikin sauri kuma ya zama yanki mai farin jini ga mutanen da ke ƙaura daga Harare.
Cibiyar Gyaran Ruwa da ke wajen garin an kafa ta ne a shekarar 1981 domin farfado da tsofaffin mayakan nakasassu.
Wurin shakatawa na Ruwa Scout wanda ya karbi bakuncin Jamboree ta Tsakiyar Afirka a 1959 yana nan kusa.
Ruwa ya fada cikin mazabar Seke kuma a zaben majalisar dokoki na 2005 ya zabi Phineas Chihota da kuri'u sama da 6000.
Ganin UFO[gyara sashe | gyara masomin]
A cikin 1994, an ba da rahoton cewa makarantar Ariel da ke Ruwa ta kasance wurin da aka ga wata ƙasa ta UFO . Wasu daga cikin dalibai kusan 60 da abin ya faru kuma sun ba da rahoton cewa wani “bako” ya yi magana da su. A cewar daliban, da John E. Mack ya yi hira da su a rukuni, an gargade su da su kula da yanayin. [1] [2]