How much heat must be removed from 456 g of water at 25.0°C to change it into ice at -10.0°C? The specific heat of ice is 2090 J/(kg K) and the latent heat of fusion of water is 33.5 × 104 J/kg
A) 105 kJ
B) 153 kJ
C) 57.3 kJ
D) 47.7 kJ
E) 210 kJ
E
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If Earth's rotation slowed down so that it completed exactly one rotation about its axis in 100 hours, what would be the typical time interval between sunrise and sunset? If Earth's rotation slowed down so that it completed exactly one rotation about its axis in 100 hours, what would be the typical time interval between sunrise and sunset?
a. 100 hours b. 50 hours c. 25 hours d. 24 hours
What types of events have scientists so far been able to detect with gravitational wave observatories, such as LIGO?
A) x-ray bursts B) supernovae C) mergers of closely-orbiting pairs of neutron stars or black holes D) the gradual decay over many years of the orbits of binary neutron stars
A(n) ______________ is an elementary particle with a charge of –1.6 × 10^-19 C
a. electron b. neutron c. proton d. atom
Examine your graph for Procedure 1 and determine if the relationship between the circumference and the diameter of a circle is a linear relationship? Justify your answer