Which property of a substance can determine using a ph indicator

What energy is being transformed an electric blanket warms a bed on a chilly night

A saturated solution of lead (II) nitrate was made at 50 °C using 100 g of water, and this was then allowed to cool to 30 °C. Predict what would happen as the solution cooled?

How much time would it take for an airplane to reach its destination. If it traveled at an average velocity of 790km/hr east for a distance of 4,700 kilometres

Calculating Orbital Period The Hubble Space Telescope (HST) orbits 569 km above Earth's surface. If HST has a tangential speed of 7,750 m/s, how long is HST's orbital period? The radius of Earth is 6.38 * 106 m.

A 0.50mkg mass at the end of a spring oscillates in simple harmonic motion with an amplitude of 0.15m. If the mass has a maximum speed of 1.25 m/s as it passes the equilibrium position of the spring, then determine the following quantities. a.

How many moles of h2 gas would be contained in 4.00 of the gas at 202.6KPa and 127c?

Which of The following are classiFcatons describing how rock and oTher maTerial movedownslope? a. Fall, b. slide, c. slump, d. creep, e. fow

If a bottle was heated what would be observed? Explain

A box with a mass of 100.0 kg slides down a ramp with a 50 degree angle. What is the weight of the box? N What is the value of the normal force? Round the answer to the nearest whole number.

How does thermal energy heat a house? What devices and systems are involved?