Module 1
Liczba opcji na tym kole: 32
- How many sig figs are there in this number 1.234?
- How many sig figs are there in this number 5.008?
- How many sig figs are there in this number 43.000?
- Write the following number in scientific notation with 3 sig figs: 8,507,200
- What’s the result for the following calculation (use the correct # of sig figs)? 2.34+5004-481.44
- What’s the result for the following calculation (use the correct # of sig figs)? 24.5 * 63.2751
- What’s the prefix name for this SI symbol µ?
- How many microliters are in 1.5 liters?
- How many centimeters are in 7.6 nanometers?
- Convert 180 km/h to m/s:
- If I broke down my mother’s vase of glass while playing football, would the broken glass be a physical or a chemical change?
- After deciding to burn my chemistry homework, would the burning paper be a physical or chemical change?
- My peerleader was making a cake for my birthday, baking the cake is a physical or chemical change?
- Convert 55° C to ° F.
- A new type of bacteria needs to be isolated in temperatures of -220° F. What is the temperature in degrees Celsius?
- How much is -39° C in K (give me 3 sig figs)?
- How much is 77° F in K (give me 5 sig figs)?
- How much is -25° F in K (give me 4 sig figs)?
- Is the boiling point an intensive or extensive property?
- Is luster an intensive or extensive property?
- Is the mass of a bar of gold an intensive or extensive property?
- Is brass a pure substance, homogeneous mixture or heterogeneous mixture?
- Is seawater a pure substance, homogeneous mixture or heterogeneous mixture?
- Perform the following calculation using their according sig fig rules: (0.0593+1.3) * 6.924
- Perform the following calculation using their according sig fig rules: (3.98060 - 13.2)/5.0
- What are our names? Remember to write them correctly!
- What is the workshop percentage towards your final lecture grade?
- What is Alyssa’s major?
- How many siblings does Alyssa have?
- hat is one of the three hobbies Josdell listed in her introductory presentation?
- Is dissolving water and sugar a physical or chemical change?
- Is the mixture of sand and water resulting in a physical or a chemical change?