What is the name of Al(OH)3 aluminum trihydroxide monoaluminum trihydroxide aluminum hydroxide aluminum (HI) hydroxide aluminum oxygen hydride
An atomic anion with a charge of -1 has the following electron configuration: [Ne]3s^23p^4 What is the chemical symbol for the ion? How many electrons does the ion have? How many 3p electrons are in the ion? square square square
What volume of a 1.25 M potassium fluoride (KF) solution would be needed to make 455 mL of a 0838 M solution by dilution? () mL of 1.25 M KF
Addition of Br2 to (E)-hex-3-ene produces __ a meso dibromide a mixture of enantiomeric dibromides which is optically active a mixture of enantiomeric dibromides which is optically inactive (Z)-3,4-dibromo -3-hexene (E)-3,4-dibromo -3-hexene
4) Calculate the pH of 2.6times 10^-2 M KOH. A) 12.41 B) 15.59 C) 2.06 D) 7.00 E) 1.59
1) Identify the conjugate base of HCO_(3)^- in the reaction CO_(3)^2-+HSO_(4)^-arrow HCO_(3)^-+SO_(4)^2- A) HSO_(4)^- B) CO_(3)^2- C) OH^- D) H_(3)O^+ E) SO_(4)^2-
Which of the following is an example of an endothermic reaction? A. Combustion B. Respiration C. Photosynthesis D. Acid neutralization
Which of these hazards could be removed by adding small amounts of a certain solution? a) Toxicity b) Corrosiveness c) Neither of them d) Flammability
Consider the chemical equations shown-here. NO(g)+O_(3)(g)arrow NO_(2)(g)+O_(2)(g)Delta H_(1)=-198.9kJ (3)/(2)O_(2)(g)arrow O_(3)(g)Delta H_(2)=142.3kJ O(g)arrow (1)/(2)O_(2)(g)Delta H_(3)=-247.5kJ What is Delta H_(rxn) for the reaction shown below? NO(g)+O(g)arrow NO_(2)(g) square
C_(4)H_(10)+O_(2)arrow CO_(2)+H_(2)O A 17C_(4)H_(10)+3O_(2)arrow 7CO_(2)+4H_(2)O B 2C_(4)H_(10)+13O_(2)arrow 8CO_(2)+10H_(2)O C 3C_(4)H_(10)+5O_(2)arrow 8CO_(2)+4H_(2)O D 5C_(4)H_(10)+2O_(2)arrow 14CO_(2)+6H_(2)O
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
