Sorry not a hmwk question

If a girl gave you a anonymous confession letter would you like to find her and talk to her. What would you tell her?

Which is not an indication of a chemical change

A 100 g piece of aluminum is heated to 90°C. It is then dropped into water to bring its temperature down to 20°C. The heat transferred to water is 6300 J. What is the specific heat capacity of aluminum?

34. A titration curve plots: a. acid concentration versus base concentration b. volume or moles of titrant versus pH c. pH versus volume or moles of titrant d. base concentration versus acid concentration

Which of the following formulas represents an ionic compound? 1. HI 2. HCI 3. LiCI 4. SO2

What are the SI units of frequency?

When heat is added to or removed from a substance, it may change its state. What state will most likely result if heat is added to a liquid?

Chemical Reactions Lab Procedures: 1. Place a 1cm long piece of white chalk in a clear plastic cup. 2. Add 5 mL of vinegar to the cup. 3. Record your observations. If you were performing the procedures above you would need to A.

How many moles of oxygen are in 0.53 moles of co 22?

The car wit fastest acceleration is the tempest. it has an acceleration of 6.1 m/s. suppose the car accelerates from rest to a final speed of 30. m/s. how long does it take the tempest to reach this speed?

What is the wavelength of 2.18*1016 hz wave?