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. **

Diving goggles are not allowed in the swimming pool because they are designed for use in deep water and can obstruct peripheral vision, increasing the risk of collisions with other swimmers. Additionally, diving goggles are not necessary for swimming laps or recreational swimming in a pool with clear water. The use of diving goggles in a swimming pool can also create a safety hazard if the wearer dives into shallow water thinking it is deeper than it actually is. **

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. **

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. **

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. **

The cost to restrict a Peugeot Jet C Tech from 50 km/h to 25 km/h can vary depending on the method used for the restriction. If the restriction is done through a software or electronic speed limiter, the cost may involve purchasing and installing the limiter, which could range from a few hundred to a few thousand dollars. If the restriction is done mechanically, such as through a physical speed governor, the cost may involve purchasing the governor and having it installed, which could also range from a few hundred to a few thousand dollars. It is best to consult with a professional mechanic or technician to get an accurate cost estimate for the specific method of restriction. **