HelpOut - Recent questions and answers in Chemistry Powered by Question2Answer Answered: What is paper made of? <p>Paper is made of Either <strong>Wood</strong> or <strong>Sodium hydroxide(NaOH).</strong></p> Chemistry Tue, 21 May 2019 11:00:19 +0000 Answered: What is the Periodic table? <p>Periodic table is the arrangement of elements according to <strong>increasing atomic number</strong> such that elements having the same number of shells are arranged into periods and elements having the same number of valence electrons are arranged into groups.</p> Chemistry Tue, 21 May 2019 10:53:01 +0000 Answered: What is the meaning of Gregarious? <p>instinctively or temperamentally seeking and enjoying the <strong>company of others</strong></p><p><strong>fond of company; sociable.</strong></p> Chemistry Fri, 03 May 2019 22:00:04 +0000 Answered: What is Graphite? <p><strong>Graphite</strong>, archaically referred to as <strong>plumbago</strong>, is a crystalline form of the element carbon with its atoms arranged in a hexagonal structure. It occurs naturally in this form and is the most stable form of carbon under standard conditions. <em><strong>Under high pressures and temperatures it converts to diamond</strong></em></p> Chemistry Fri, 03 May 2019 21:56:48 +0000 Answered: What is the pH level of seawater ? <p>Seawater pH is limited to the range <span style="font-size:18px"><strong>7.5 to 8.4</strong></span>. The speed of sound in seawater is about 1,500 m/s (whereas speed of sound is usually around 330 m/s in air at roughly 1000hPa pressure, 1 atmosphere), and varies with water temperature, salinity, and pressure.</p> Chemistry Wed, 01 May 2019 18:47:01 +0000 Answered: What is thermodynamics <p><span style="font-family:Comic Sans MS,cursive"><strong>Thermodynamics:</strong></span></p><p>The branch of physical science that deals with the relations between heat and other forms of energy (such as mechanical, electrical, or chemical energy), and, by extension, of the relationships between all forms of energy.</p> Chemistry Sat, 23 Feb 2019 22:58:23 +0000 Answered: Balance this redox reaction: (MnO4-) + (H+) +(I-)➡️ (Mn²+)+H2O+I2 <p><img alt="Hope this would be very helpful" src=";qa_blobid=16710761015335365775" style="height:1200px; width:600px">hope this would be very helpful&nbsp;</p> Chemistry Tue, 19 Feb 2019 08:59:16 +0000 Answered: what is the derived unit for entropy <p><strong>Entropy</strong> is a thermodynamic quantity representing the unavailability of a system's thermal energy for conversion into mechanical work, often interpreted as the degree of disorder or randomness in the system.</p><p>The <strong>SI unit</strong> of this property&nbsp;is the Joule per Kelvin. Breaking the derived units down to the base units,&nbsp; based on the SI system; the unit of Entropy can also be said to be the <strong>kgm<sup>2</sup>s<sup>-2</sup>K<sup>-1</sup>.</strong></p> Chemistry Tue, 12 Feb 2019 12:52:54 +0000 Answered: How is covalent bond different from dative covalent bond The force of attraction between covalent bond different from that of dative covalent bond Chemistry Tue, 05 Feb 2019 12:13:15 +0000