The atomic number is usually shown at the top of the element (on periodic table)
(I’ve attached an image for you to understand visually)
Answer: 26
(I’ve attached an image for you to understand visually)
Answer: 26
What is El Nino and La Nina explained? Please help fast
2 answers:
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Answer:
C.
Explanation:
Exothermic means the energy of products is lower than energy of reactants. Transition state will always be the highest energy among the two.
Answer:
Explanation:
The pressure is constant, so we can use Charles' Law.
Data:
V₁ = 1.92 × 10³ L; T₁ = 20 °C
V₂ = ?; T₂ = 68 °C
Calculations:
(a) Convert temperatures to kelvins
T₁ = (20 + 273.15) K = 293.15 K
T₂ = (68 + 273.15) K = 341.15 K
(b) Calculate the volume
The new volume of the gas is .