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Question | Answer |
Welcome back to Chemistry! How do you spell your favorite chemistry teacher's last name? | Breneman |
You always ask if we can throw this metal in the pond | potassium |
What is the atomic weight of Carbon? | 12.01 amu |
These gasses are virtually unreactive | Noble gasses |
My Electron configuration is 1s2,2s2,2p6,3s2,3p6,4s2. Who am I? | Calcium |
What piece of glassware is used for accurate measurements in titrations? | Buret |
What is the molar mass of Sodium Nitrate? | 84.99 g/mol |
Which element has 42 protons? | Molybdenum |
How many sig figs does the value 1.0203 have? | 5 |
Is gatorade a compound, mixture, or solution? | solution |
Which is the more accurate piece of glassware, a 50 ml beaker or a 50 ml graduated cylinder? | the cylinder |
If you were trying to separate a liquid from a solid in a mixture, what technique would work the best? | gravity filtration |
Is melting point an intensive or extensive property? | intensive |
Name two possible pieces of evidence that a chemical change has occurred. | Answers will vary. |
What does PVnRT stand for? | Pressure, volume, moles, gas constant, Temperature. |
What is HCl? | Hydrochloric Acid |
What color is Potassium Permanganate? | Prom dress purple. |
Convert 23 C to Kelvin | 296 |
What is Avagardo's number? | 6.02x10 to the 23 |
I have a substance with a density of 1.23 g/ml and a mass of 2.10 g. What is its volume? | 1.70 ml |
How many atoms of Carbon are in 6.21 grams of dextrose (C6H12O6?) | 1.25x10 to the 23 |
What is the chemical formula for Calcium Nitrate? | Ca(NO3)2 |
Isotopes of an element have the same number of ______, but a different number of ______. | protons,neutrons. |
How many protons, neutrons and electrons are in a neutral atom of gold? | 79,118,79 |
As you go across a row in the Periodic table the elements do the elements become more or less reactive? | less |
Give an example of an ionic compound. | Answers will vary |
Give an example of a molecular compound. | Answers will vary |
Hydrogen sulfide reacts with sodium hydroxide to form water and sodium sulfide. Write the balanced equation. | H2S+ 2NaOH= 2H2O+ Na2S |
If I've said it once I've said it a hundred times. Chemistry is the ________ Science. | Central |
What gas do you get when you add Zinc to hydrochloric acid? | H2 |