In a nuclear reaction, the energy released is equal to 5.4 x 1015 joules. Calculate the mass lost in this reaction. (1 J = 1 kg m2/s2)

6.0 x 10-2 kg

4.86 x 10-1 kg

1.8 x 10-1 kg

1.62 x 102 kg

How hot or cold something is

The diameter of a circular swimming pool is 12 feet. Find circumference Round to the nearest tenth. Use 3.14 for pi

Which statement is true about the reaction between methane and chlorine? They will react spontaneously. They require ultraviolet light to react. They will react in a dark room. They react to produce 1 compound.

When "doing science" using the scientific method, which of these would be at the top of the list? Observing and questioning Predicting and experiment Analyzing and concluding Experimenting and concluding

Sodium azide decomposes rapidly to produce nitrogen gas. 2 NaN3 - -> 2 Na + 3 N2 What mass of sodium azide will inflate a 60.0 L airbag for a car to a pressure of 1.50 atm at 32*C? (R = 0.08206 L*atm/mol*K)

How much heat (energy) would need to be absorbed by 1.5 g of liquid water to cause a temperature change of 30.45 °C? The specific heat of water is 4.18 J/gºC.

What happens when electrons are passed from one atom to a more electronegative atom?

Calculate the k sp for zinc hydroxide if the solubility of zn (oh) 2 in pure water is 2.1 * 10-4 g/l. calculate the k sp for zinc hydroxide if the solubility of zn (oh) 2 in pure water is 2.1 * 10-4 g/l. 2.9 * 10-3 1.5 * 10-3 9.9 * 10-18 3.8 * 10-17

What is the importance of the coefficients in a balanced chemical reaction?

The process that changes the identity and number of protons in a nucleus is