The bonds can be arranged in increasing order of polarity as follows: C-H < N-H < O-H < F-H. This is because fluorine is the most electronegative element, making the F-H bond the most polar, followed by the O-H bond due to the high electronegativity of oxygen. Nitrogen is less electronegative than oxygen, so the N-H bond is less polar than the O-H bond. Lastly, carbon is the least electronegative element in this series, making the C-H bond the least polar. **

To calculate p and q from h and c, we can use the following formulas: p = (h + c) / 2 q = (h - c) / 2 By substituting the values of h and c into these formulas, we can determine the values of p and q. This method allows us to find the two numbers that add up to h and have a difference of c. **

An alkane with 390 carbon atoms will have twice as many hydrogen atoms as carbon atoms. This is because each carbon atom forms four single covalent bonds, and each hydrogen atom forms one single covalent bond. Therefore, the number of hydrogen atoms in an alkane with 390 carbon atoms will be 780. **

Sure! To solve problem C, you can start by identifying the constraints and requirements given in the problem statement. Then, you can try to come up with a systematic approach to solve the problem, such as using a loop or recursion to iterate through the given input and perform the required operations. For problem H, you can start by understanding the problem statement and identifying the key components involved. Then, you can try to come up with a plan to solve the problem, such as using dynamic programming or a specific algorithm to efficiently compute the desired result. It's important to carefully read and understand the problem statement, and then break down the problem into smaller, manageable steps to find a solution. **

An alkane with 390 carbon atoms will have twice as many hydrogen atoms as carbon atoms. This is because each carbon atom forms four single bonds with other atoms, typically hydrogen atoms. Therefore, the alkane with 390 carbon atoms will have 780 hydrogen atoms. **

Stores such as C&A and H&M typically sell mannequins through their own retail channels, such as their physical stores and online platforms. They may also work with third-party vendors or manufacturers to produce and distribute mannequins for sale to other retailers. Additionally, these stores may have partnerships with display and fixture companies to provide mannequins for their stores. Mannequins are often sold as part of a larger range of display and merchandising products for retailers. **

In C, memory allocation for strings is typically done using dynamic memory allocation functions such as malloc() or calloc(). When a string is declared, memory is allocated on the heap to store the characters of the string. The size of the memory allocated is determined by the length of the string plus one additional byte for the null terminator '\0'. It is important to properly allocate and deallocate memory for strings to avoid memory leaks and undefined behavior. **

Tangible assets for investment can include real estate properties, such as residential or commercial buildings, land, or rental properties. Other tangible assets may include precious metals like gold and silver, artwork, collectibles, or even vintage cars. These assets have the potential to appreciate in value over time and can provide a source of passive income through rental yields or capital appreciation upon resale. It is important to carefully research and evaluate the market conditions and potential risks associated with each type of tangible asset before making an investment decision. **