【简答题】1.What is the empirical formula of the following compounds? a. a liquid containing 2.0g of hydrogen, 32.1g sulfur and 64.0g oxygen. b. a white solid containing 4.0g calcium,3.2g oxygen,0.2g hydrogen. c.a white solid containing 0.243g magnesium and 0.71g chlorine。 2. 3.888g...
1.What is an ecosystem? a)All the organisms living in a given area. b)All the abiotic factors in an area. c)All the organisms that has interaction with each other and their environment of energy and matter. d)All the organisms that has no interaction with each other and their environmen...
The mass number of chlorine is 35.45. The mass number of an element is the total mass of its protons and neutrons together. This number is given on... See full answer below.Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our ...
The gram molecular mass of chlorine is 35.453 g/mol.Since this is a decimal value, there must be multiple isotopes of chlorine. Rounding this average... Learn more about this topic: Molar Mass | Definition, Formula & Examples from
The empirical formula for a substance is essentially the lowest common denominator of the elements involved. For example, the formula for glucose is C6H12O6 but its empirical formula is CH2O.Answer and Explanation: Since carbon, oxygen, and chlorine are all pure elements their empirical form...
Step 3: After the replacement in step 2 is completed, introduce chlorine gas to carry out the chlorination reaction; Step 4: Inject chlorine gas into step 3 for chlorination for 30 minutes and then filter to obtain a high concentration POLYETHYLENE, CHLORINATED solution; ...
What is the formula of the hydride formed by strontium? Strontium Strontium is an alkaline earth metal. On the Periodic Table of Elements, strontium is given the symbol 'Sr' and the atomic number 38. Strontium is a solid at room temperature and has a melting point of 1431 degrees Fahrenheit...
example, sodium chloride, more commonly known as table salt, can be expressed by the formula unit NaCl. Regardless of how many ions of sodium chloride are being used in a chemical equation, the formula unit for sodium chloride is the simplified expression of one sodium atom to one chlorine ...
Oxalyl chloride, also known as oxalyl dichloride, is a highly toxic chemical with the formula (COCl)2. It is a colorless, strong-smelling liquid belonging to the diacetyl chloride group; Soluble in benzene, hexane, ether, and halogenated solvents such as chloroform, acetonitrile, and dichlorometh...
4. Chemical Formula of Carnallite: The chemical formula for carnallite is KMgCl₃·6H₂O. This indicates that carnallite is a hydrated potassium magnesium chloride. 5. Conclusion: Therefore, magnesium chloride occurs in nature primarily in the form of carnallite. --- ...