Part A An electron acquires 6 60x10-16 J of kinetic energy when it is accelerated by an electric field from plate A to plate B What is the potential difference between the plates? Express your answer to three significant figures and include the appropriate units. HA AV = Value Units

Hospital X-ray generators emit X-rays with wavelength of about 15.0 nanometers (nmnm), where 1nm=10^-9 mWhat is the energy of the X-rays? Express your answer to three significant figures and include the appropriate units.

Perform the given calculation. You must round correctly and report the answer with the proper number of significant figures. 1.012×10−3 J/(0.012456 g)(298.3682−298.3567)K

Table salt melts at 801°C. What is the melting point in Fahrenheit? \circ∘C = (5/9) (\circ∘F-32)

Enter an equation for the formation of SnO2(s)SnO2(s) from its elements in their standard states. Express your answer as a chemical equation including phases.

110.0 g of iron is heated to 92.7 degrees C and then place in a container of water at 22.3 degrees C. The final temperature of the water and iron is 26.3 C. What is the mass of water in the container, assuming that all the heat lost by the iron is gained by the water. (significant figures needed) thank you!

If you have 0.301 m³ of water at 25.0 °C in an insulated container and add 0.142 m³ of water at 95.0 °C, what is the final temperature T, of the mixture? Use 1000 kg/m³ as the density of water at any temperature. T₁ = °C

The definition of "Btu" is the energy needed to raise the temperature of 1 Ibm of water by 1 °F. The definition of "cal" is the energy needed to raise the temperature of 1 g of water by 1 °C. Find the unit conversion factor between "Btu" and "cal". Answer) 1 Btu =. cal Q = AH = m f'C,(T)dT

Hydrochloric acid can dissolve solid iron according to the following reaction. Fe (s) + 2 HCl(aq) → FeCl₂ (aq) + H₂ (9) Part A What minimum mass of HCl in grams would you need to dissolve a 3.0 g iron bar on a padlock? Express your answer using two significant figures. ΓΨΠ ΑΣΦ m = Submit Part B Request Answer m = ? ? Pearson How much H₂ would be produced by the complete reaction of the iron bar? Express your answer using two significant figures. ΓΨΠ ΑΣΦ 8.0 ? g 8.0 Copyright © 2023 Pearson Education Inc. All rights reserved. | Terms of Use | Privacy Policy | Permissions | Contact Us |

A spherical container is filled with a gas, what is the mass in grams of this gas if the density of it is 0.2201 and the diameter of the container is L 4.65 ft? You must use the following equality. You MUST show all work. *1 ft = 12 in 1 in = 2.54 cm 1000 mL = 1 L Vol of sphere = %3| .3