Answer:
Explanation: A yellow precipitate o lead iodide is formed. see equation of reaction below: 
→ 
Th PbI2 is the insoluble yellow precipitate
Answer:
The answer is B.
Explanation:
Trust me i took the test already its b.
It is advisable not to wash the thermometer and hot water because it made cause the thermometer to break and mercury to leak out from it... it can also damage the accuracy of the thermometer
speed and direction in which an object is moving. both speed and direction of motion. is a vector. two or more velocities add by velocity addition.
