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Chemistry

Aidyn Medina

All of the following are examples of chemical properties except All of the following are examples of chemical properties except the rusting of an iron nail left out in the rain. the ability of a drain opener to unclog a drain using sodium hydroxide. the low pH of stomach acid. heat being given off by the burning of natural gas in a kitchen stove. chlorophyll being responsible for the green color of leaves.

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Chemistry

Guest

7.456 g sample of UF6 is added to water. 6.53 g of a solid containing U, F and O and 1.69 g of a gas are formed. The gas is 5% H and 95% F by mass. a. What is the empirical formula of the gas? In this case, the empirical formula is the same as the molecular formula (I got HF4) b. What is the molecular formula of the solid? c. Write a balanced equation for the reaction between UF6 and H2O.

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Chemistry

Tiana

An Mgion has the same electron configuration as?

A) Ar

B) Na°

C) Ca2+

D) F-

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Chemistry

Lawson Blair

Why will frequency decrease when wave gets longer

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Chemistry

Theodore Howard

Which shell are the valence electrons of a germanium atom in the ground state located

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Chemistry

Travis Roman

What is the empirical formula for a compound if a sample contains 1.0 g of S and 1.5 g of O?

SO SO3 S2O2 S2O 3

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Chemistry

Tania Malone

How many cases of measles would you predict were reported last year

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Chemistry

Enrique Mendoza

When a nonmetal reacts with another atom, what happens to its electrons?

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Chemistry

Eddie Schmitt

Which of the following is a single replacement reaction?

a. 2SO2 + O2 - > 2S03

b. Zn + Cu (NO3) 2 → Zn (NO3) 2 + Cu

c. 2H2O2-> 2H2O + O2

d. AgNO3 + NaCl → AgCl + NaNO3

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Chemistry

Agustin Smith

Glucose and fructose are monosaccharides that have the same chemical formula, C6H12O6. However, they do not react the same chemically. Which of the following generalizations can explain this?

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Chemistry

Addyson Gentry

what is the empirical formula for a compound which contains 32% carbon, 42.66% oxygen, 18.67 nitrogen, 6.67 % hydrogen

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Chemistry

Naima Sweeney

What type of reaction is shown in this thermochemical equation? A + B + heat → C + D

endothermic

combination

decomposition

exothermic

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Chemistry

Russo

The valence electrons of representative ("a" groups) elements are

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Chemistry

Berg

The Canadian lynx is a large wild cat that lives in the cold regions of Canada. The snowshoe hare is the main prey species that is hunted by the Canadian lynx. The snowshoe hare eats grass, fern, and leaves. If the population of Canadian lynx were to completely disappear, what would most likely happen to the food supply of the snowshoe hare?

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Chemistry

Braxton Brady

How many moles of glucose, c6h12o6, can be burned biologically when 10.0 mol of oxygen is available? c6h12o6 (s) + 6o2 (g) ? 6co2 (g) + 6h2o (l) ?

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