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ease help answer this questions. Thank you!

Dr. Laila Malik has been tasked to help her graduate student with making a ground-breaking molecule, but she has to start with helping the student understand how different elements bond to each other and the characteristics they have. Help Dr. Malik identify whether the following compounds are ionic or covalent: CH3OH A Ionic B Covalent Dr. Laila Malik has been tasked to help her graduate student with making a ground-breaking molecule, but she has to start with helping the student understand how different elements bond to each other and the characteristics they have. Help Dr. Malik identify the correct structure of this molecule: CH2OH 1 (A H-CH www B H-CH bH H H-C-H Un -H Dr. Laila Malik has been tasked to help her graduate student with making a ground-breaking molecule, but she has to start with helping the student understand how different elements bond to each other and the characteristics they have. Help Dr. Malik identify whether the compound is polar or non-polar: HNO3 A) Non-polar B Polar Zahara Noor wants to create a presentation of different molecules that helped change the world, but she needs help in naming them, so that anyone is able to understand the molecules that she is talking about. Provide the name of the molecule described here:H250.: A very strong molecule that used in mining and refining oil, and also used in cleaning agents. During her presentation, Zahara was asked several questions from the audience and to provide the molecular formula for molecules that the audience had questions about. Help Zahara show the molecular formula for the following compounds: Trisilicon tetranitride A SiN B) SizN3 SINA D SiN During her presentation, Zahara was asked several questions from the audience and to provide the molecular formula for molecules that the audience had questions about. Help Zahara classify whether the following items are an element, a compound, a homogenous mixture, or a heterogenous mixture: Dry ice A Element B) Compound Homogenous mixture Heterogenous mixture During her presentation, Zahara was asked several questions from the audience and to provide the molecular formula for molecules that the audience had questions about. Help Zahara classify whether the following items are an element, a compound, a homogenous mixture, or a heterogenous mixture: Carbon A Element B Compound C) Homogenous mixture D) Heterogenous mixture During her presentation, Zahara was asked several questions from the audience and to provide the molecular formula for molecules that the audience had questions about. Show Zahara how to name Type 2 ionic compounds. PbS2 Use the editor to formot your answer During her presentation, Zahara was asked several questions from the audience and to provide the molecular formula for molecules that the audience had questions about. Show Zahara how to name Type 2 ionic compounds. AuCl2 Use the editor to formot your answer For the following compound, determine the number of electron domains: CS, A) 1 B 2 C) 3 4 For the following compound, determine the number of electron domains: OF A 1 B 2 C) 3 D For the following compound, calculate the molar mass: CH3OHExample: CHCl3 = 119.38 amu CH3OH molar mass= 12x3+16+1= 53 amu