How can a liquid be distinguished from a fine powder? What type of experiment or observation might be undertaken?

How do those components interact or connect to each other?

On a dry day, your hair flies apart when you brush it. How would you explain this?Match the words in the left column to the appropriate blanks in the sentences on the right.

Chemical vs physical sunscreens in chemistry

A student notices that her father (who is trying to lose weight) is drinking a lot of diet Pepsi with the artificial sweetener aspartame. The student has read that aspartame, at high doses, may be a carcinogen. She has read that the FDA recommends no more than 50.0 mg of aspartame per kg of body weight per day. Given that her father weighs 175 pounds, how many cans of diet Pepsi can he “safely” consume per day? (453.6 g/1 pound; 177 mg aspartame/can diet Pepsi)

Data Table 1. Mass of Pipetted Samples of Water (The first one is done for you. Sample Density (g/mL) mL Sample Mass (g) 1.00 0.99 g D = mass/volume = 0.99 g/1.00 mL = 0.99 g/mL 3.00 2.98 g /3.00 mL = 2.98 g 4.00 3.99 g /4.00 mL = 3.99 g 5.00 5.01 g 5.01 g /5.00 mL = 9.89 g 9.89 g/ 10.00 mL = 10.00

A 25-mL pipet sample of an alcohol is found to weigh 20.71 g. What would be the mass of 35.25 mL of the same alcohol? What volume would be occupied by 125.4 g of this alcohol?

Which of the following represent a homogenous mixture? A glass of sweet tea A pepperoni pizza Chicken noodle soup A salad

convert 6.55 Mm to Gm