Convert the following measurement. 4.9times 10^-7(mol)/(gcdot cm^2)=square (mol)/(kgcdot m^2)
Pure silver has a density of 10.53g/cm^3 What is the mass of a piece of silver that has a volume of 17.04cm^3 multicolumn(6)(|c|)( g ) Basic & Funcs & Trig & & & & square & x^square & x_(square) & sqrt(} & sqrt[n]{ ) & uparrow & downarrow
What is the mass in grams of 5.7times 10^25 formula units of aluminium sulfate? square
Why can't you see some of the reactions? They are producing a gas. They produce water, a soluble salt, an acid or a base. They are being neutralized. They are not reacting.
Discrete energy levels that contain the electrons of an atom are called __ orbital energies energy shells electronegativities ion rings
Find the pOH for the following: 735 L of a solution containing 0.34 moles of nitric acid. (find Molarity first) 4.63 10.67 3.33 2
What are the characteristics of a primary standard? It must be reasonably soluble. It must have a reasonably high molar mass. It must have a reasonably low melting point. It must react rapidly with the substance being standardized in a known stoichiometry. It must react with the substance being standardized in an exothermic reaction.
What temperature (in^circ C) did an ideal gas shift to if it was initially at -10.2^circ C at 4.61 atm and 39.0 L and the pressure was changed to 3.0 atm and the volume changed to 40.78 L? Enter a numeric answer with 1 place after the decimal. Answer square
Commercially pure coppers are __ Select one: a. hard b. very ductile c. strong d. all of the above
49. Us ng the molecular orbital model, write electron configurations for the following diatomic species and calculate the bond orders . Which ones are paramagnetic? a. Li_(2) SHOW ANSWER b. C_(2) SHOW ANSWER C. S_(2)
Which of the following alcohols will be used in this lab? Butanol Propanol Ethanol Methanol
Acidic dyes work best in low pH environments. are used for staining negatively charged molecular structures. are negatively charged and work best at low pH. are lipid soluble. are negatively charged.
How many protons does carbon have? 40 39.09 6 12
Measurements taken with a spectrometer require a __ to eliminate background readings from components other than what is being measured in the sample. Select one: a. sample b. replicate c. treatment d. blank
11. [Periodic Table and Periodic Law] Which of the following elements has the greatest tendency to attract electrons in a chemical bond? A. Carbon B. Oxygen C. Fluorine D. Nitrogen
-Develop possible solutions - Brainstorming - think of as many solutions as possible of \( \mathrm{CO}_{2} \) wooden car
8. Every chlorine atom has: 7 electrons 17 neutrons a mass number of 35 an atomic number of 17
1. $6P_{4}O_{10}+H_{2}O$ $3H_{3}PO_{4}$
What is the maximum number of electrons that can occupy a given orbital if they have different spins? 4 2 1 3
How will we know how many electrons are in each ATOM? Type your answer here
