Complete the following problem, clearly showing all steps taken: Draw a Lewis structure and calculate the formal charge for each element for ICl4-. Provide the name of the electron geometry…
Influenza virus is most likely to leave a host through which exit route? Multiple Choice Feces Urine Insect bite Sneezing The correct answer and explanation is: The correct answer is…
‘What mass of sodium hydroxide (NaOH; molar mass 40.0 g mol-I) is needed to make 100.0 mL of a 0.125 M NaOH solution? 0 A. 5.00 g B. 0.0500 g…
Durkheim defined __ as phenomena apart from individual characteristics. a. class consciousness b. dysfunctions c. collective conscience d. social facts The correct answer and explanation is: The correct answer is…
How is 50 ml of 20 millimolar (mM) sodium hydroxide (NaOH MW = 40) prepared? a. Mix 40g of NaOH and fill with water up to 50mL b. Mix 80mg…
Calculate the mass of EDTA (molar mass = 372.24 g/mol) to prepare 500 mL of an approximately 0.01 M EDTA solution. The correct answer and explanation is: To calculate the…
Mass of helium atom is 6.64 × 10^-27 kg and mass of atom is 3.95 × 10^-25 Kg . What is the total mass ? pls it’s not the avogrado’s…
Identify the following as homogeneous or heterogeneous matter. a. Gasoline b. Din c. Smog d. Alcohol e. Iron nail f. Vinegar g. Aerosol spray hair h. Sea water i. Steel…
What is the molecular weight of the products from aldol reaction of p-anisaldehyde and 4-methylcyclohexanone? It’s 2 equivalents of p-anisaldehyde mixing with 4-methylcyclohexanone? What is the molar mass of the…
Consider the Wittig reaction of p-anisaldehyde with excess benzyltriphenylphosphonium chloride in base make (Z)-p-methoxystilbene. CI H +Ph Ph Ph base ? p-anisaldehyde 136.2 g/mol d = 1.12 g/mL benzyltriphenylphosphonium chloride…
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