The machine the measures the strength of an earthquake is called ...

A) Radiograph

B) seismometer

C) Electrocardiograph

75. In Canada and the United Kingdom, devices that measure blood glucose levels provide a reading in millimoles per liter. If a measurement of 5.3 mM is observed, what is the concentration of glucose (C6H12O6) in mg/dL?

Select all that apply. The electron configurations of some elements are given. Based on the electron configurations which elements can likely form ions with multiple charges? A. Zinc [Ar] 3d^10 4s^2 B. Iron [Ar] 3d^6 4s^2 C. Sodium [Ne] 3s^1 D.

In a salt solution, what happens to sodium and chloride ions?

What's the smallest celestial body

To name a variable charge monatomic cation: -list the element name followed by a Roman numeral to represent the ion charge -drop the ending of the element name and replace it with the suffix "-ide" -list the element name followed by the word "ion"

What is population and air

You are in space and running out of water. You do have a great deal of magnesium carbonate pentahydrate. It is possible to extract the water from this.

What form of energy emission accompanies the return of excited electrons to the ground state?

A chemistry student was asked to draw the electron configuration for carbon. Explain what is wrong with the electron configuration below. What rule did the student violate (Aufbau principle, Pauli Exclusion principle, or Hund's rule) ? 1s22s23p2

During a laboratory experiment, 36.12 grams of Al2O3 was formed when O2 reacted with aluminum metal at 280.0 K and 1.4 atm. What wa volume of O2 used during the experiment? 302 + 4A1 - 2A1203