A 13.0 kg iron weightlifting plate has a volume of 1650 cm3. What is the density of the iron plate in g/cm3?

If copper (II) sulfate and potassium phosphate were mixed, what would be observed of the reaction?

What is a molecule that includes the element oxygen?

What initial temperature of the copper metal which equal to the temperature of the coffee? Mass of metal = 29.8801 g T i = 18.2 degree Celsius T f = 20.1 degree Celsius Specific heat 0.384 J/g degree Celsius

A jogger runs 107 yd in 10.00 seconds. What would be his time for a 483 m run at the same rate?

Students should wear gloves in the lab, so why is it important for them to wash their hands after handling organisms or chemicals?

Only producers perform ... A) photosynthesis B) respiration C) both A & B D) neither A or B

A steel cylinder containing 25 kg of CCl2F2 in the form of liquid and vapor is set outdoors on a warm day 25 degrees celsius. What is the approximate pressure of the vapor in the cylinder?

Which of these observations would be classified as a physical property A:lemon juice cleans a penny B: A candle burns brightly C: baking soda in vinegar forms bubbles D: a cube of gold is hammered into a thin sheet

Target tissues of hormones are always near the glands that release the hormones. true or false

What four things affect the tides