How is a highway similar to transport systems of the body?

Be sure to answer all parts. Plutonium-242 decays to uranium-238 by emission of an α particle with an energy of 4.853 MeV. The 238U that forms is unstable and emits a γ ray (λ = 0.02757 nm). (a) Write a balanced net equation for these reactions.

When current increases and resistance remains constant what must happen to voltage? Voltage must decrease. Voltage must increase. Voltage will remain the same. Voltage is not affected by current and resistance light 1 loại roht 3

Why does split petrol form a stick on top of water?

What term best describes the type of reaction that happens when a molecule or compund reacts with another molecule or compound, producing two new molecules or compounds A) an isolation reaction B) a single Combustion reaction C) a single replacement

Suppose that 25 g of each substance is initially at 27.0 °c. what is the final temperature of each substance upon absorbing 2.35 kj of heat? a. gold b. silver

Which atomic orbitals overlap to form the C-O bond of dimethyl ether, (CH3) 20? O c 2sp^3 + 2sp^3 OC 2sp^2 + 0 2p O c 2sp^2 + 0 25p^2 O C 2sp^3 + O 2sp?

For the reaction CO+2H2=CH3OH at 700 K, equilibrium concentrations are [H2]=0.072 M, [CO] = 0.020M, and [CH3OH] = 0.030 M. Calculate K

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When you mixed 20 grams of magnesium and an excess of nitric acid, 1.7 grams of hydrogen was actually produced. What is the percent yield of hydrogen during this reaction? Mg + 2HNO3 Mg (NO3) 2 + H2 3.3 % 48.5 % 25.7 % 102 % 98 %

A small cubical furnace 50 by 50 by 50 cm on the inside is constructed of fireclay brick [k = 1.04 W/m. degree C] with a wall thickness of 10 cm. The inside of the furnace is maintained at 500 degree C, and the outside is maintained at 50 degree C.