Is 2Mg O2 2MgO exothermic? 2Mg+O2–> 2MgO + Heat. This is an exothermic reaction. Is mg o2 -> 2mgo balanced? Now, there are equal amounts of magnesium atoms and oxygen atoms on both sides, and so the equation is balanced. What kind of reaction is mg o2? Oxygen and magnesium combine in a chemical reaction […]
What is melting point of naphthalene?
What is melting point of naphthalene? 80.26 °C What happens to naphthalene at its melting point? Freezing Point is the Melting Point This would be the melting point of naphthalene. After melting is complete, the temperature will begin to rise again until it reaches 218o C. It will stay at that point until boiling is complete. […]
What is NaCl formula unit?
What is NaCl formula unit? Sodium chloride , commonly known as salt (although sea salt also contains other chemical salts), is an ionic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chloride ions. With molar masses of 22.99 and 35.45 g/mol respectively, 100 g of NaCl contains 39.34 g Na […]
What is the oldest light in the universe?
What is the oldest light in the universe? Bottom line: New observations of the oldest light in the universe indicate that the cosmos is 13.77 billion years old, and help resolve inconsistencies with other previous estimates. Who created the darkness? God What is the source of all light in the universe? Visible light (often referred […]
What is the biggest box of Crayola crayons you can get?
What is the biggest box of Crayola crayons you can get? Crayola manufactures 120 different Crayola Crayon colors, not including specialty colors. The 120 count box includes all the standard colors. The 120 count box can generally be found at WalMart and Target, or for your convenience, it may be available for purchase online at […]
Can I store a fire extinguisher horizontally?
Can I store a fire extinguisher horizontally? While modern extinguishers can be stored horizontally (the contents are under pressure and the angle of storage will not cause the system to leak), proper fire extinguisher storage includes using the appropriate mounting brackets to keep the extinguisher within easy access. Can you store a fire extinguisher in […]
When can a hypothesis be elevated to the status of a theory?
When can a hypothesis be elevated to the status of a theory? If a refined hypothesis survives all attacks on it and is the best existing explanation for a particular phenomenon, it is then elevated to the status of a theory. A theory is subject to modification and even rejection if there is overwhelming evidence […]
Are electrolyte drinks better than water?
Are electrolyte drinks better than water? Though water should always be your first drink of choice, there may be certain scenarios where a sports drink is exactly what your body needs. If you’re participating in high-intensity workouts lasting more than 45 minutes to an hour, sports drinks may help replenish your body’s electrolyte stores better […]
What will be the effect if you stop doing exercises?
What will be the effect if you stop doing exercises? If you quit your gym membership and stop exercising regularly, there can be significant changes to your body and health. You could be at greater risk of high blood pressure, high levels of fat in the blood, certain cardiovascular diseases, obesity, depression, and low self-esteem. […]
What are the factors responsible for evolution?
What are the factors responsible for evolution? The four factors of evolution are: mutation, gene flow, genetic drift, and natural selection. Genetic drift has much more effect in small populations, which may have an allele drift to fixation, in which all members have that allele. Why do individuals not evolve? Individual organisms do not evolve, […]