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Approximately 4x10^9 kg of matter

Approximately 4x10^9 kg of matter is converted into energy in the sun per second. Express the power output of the sun in watts.
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2. asked by Mel
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In 2001, box office sales for moviegoers in the US totaled 8.4 billion dollars. Which of these is equivalent to 8.4 biillion?A.8
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2. asked by Jerald
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Which expression is equal to 47.906?A (4x10)+(7x1)+(9x1)+(6x100) B (4x10)+(7x1)+(9x1/1)+(6x1/100) C
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2. 87 views
Would the answer be c?The electrical potential 10 cm from an electron is: a) 1.4x10^-8 V b) 1.4x10^-10 V c) 1.4x10^-7 V d)
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2. asked by Liz
3. 894 views
in a 0.40 M solution of diprotic acid H2A(Ka=7.4x10^-5, Ka2=5.0x10^-10 at 25 celsius), what is the equilibrium concentration of
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2. asked by C
3. 527 views
Approximately how many radian lengths are needed to trace around the circumference of a circle?(1 point) Responses approximately
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2. 106 views
The diameter of the sun is approximately 1.4x10 to the power 9 km and the diameter of earth is approximately 1.28 x10 to the 4th
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2. asked by Mythreyee
3. 3,036 views
What [I-] should be maintained in KI(aq) to produce a solubility of 1.4×10−5 mol PbI2/L when PbI2 is added?Ksp of PbI2 = 7.1
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2. asked by Karissa
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A piece of copy paper has a thickness of approximately 4x10^-3 inches, and a human hair has a thickness of approximately 1x10^-3
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2. 55 views
Calculate [H3O^-] in a 0.15M solution of benzoic acid, HC7H5O2(aq) having a Ka of 6.4 x 10^-5I got. 6.4x10^-5=(x)(x)/0.15
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2. asked by shelly
3. 1,075 views