Jason ran 5/7 of the distance around the school track sara ran 4/5 of Jason distance what fraction of the total distance around the track did sara run

How many joules of heat are needed to raise the temperature of 1.5 g of aluminum at 45°C, if the specific heat of aluminum is 0.75 J/g°C? Group of answer choices

What is the mass of 4.38 x 10^24 formula units of sodium chloride (NaCl) ?

Is it easier to form a positive ion with an element that has a high ionization energy or element that has a low ionization energy? Explain.

Which type of elastomeric material has the highest viscosity?

What type of reaction is shown by this equation? C6H8O7 (aq) + 3NaHCO3 (aq) - - > 3 H2O (l) + 3CO2 (g) + Na3C6H5O7 (aq)

The Suns ultraviolent Rays can cause skin damage including sunburn and even skin

Peas contain 250 kJ per 100 g. You would use the equivalent of 600 g of peas if you slept for.

A sample of gas in a balloon has an initial temperature of 21 ∘C and a volume of 1310 L. If the temperature changes to 70 ∘C, and there is no change of pressure or amount of gas, what is the new volume, V2, of the gas?

Which is a waste product of aerobic respiration? A. water B. energy C. oxygen D. glucose

Match the following: Part A 1. matter with no definite shape or volume 2. matter with no definite shape but with definite volume 3. the process of a solid changing directly to a gas without forming a liquid 4.