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That same evil scientist guy has created yet another doomsday device. His trigger mechanism is a radiation counter that is pointed at a compound containing cobalt-55 (half-life of 17.5 hours). The counter

Luis Ortega Araneda asked Dec 25, 2024

by Luis Ortega Araneda

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How could someone make "white" light with atomic emissions

Vianney asked Dec 25, 2024

by Vianney

8.8k points

1 answer

5 votes

211k views

Pick the correct one to put on the empty spots

Sergei Zahharenko asked Dec 25, 2024

by Sergei Zahharenko

7.8k points

1 answer

2 votes

117k views

What Is Lewis Structure and teach me on how to use it

BrownEye asked Dec 25, 2024

by BrownEye

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4 votes

193k views

Write the name of the Ternary Ionic equation TiSiO_(3)

Mathias Fleury asked Dec 25, 2024

by Mathias Fleury

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1 answer

1 vote

123k views

Why should you not pack or shake down flour after spooning it into a measuring cup?

Phatblat asked Dec 25, 2024

by Phatblat

9.1k points

1 answer

2 votes

151k views

What two solutions will you be mixing together to create the metal ion complex? A. Fe^2+ and 1,6-phenanthroline B. Fe^3+ and 1,10-phenanthroline C. Fe^2+ and 2-4-phenanthroline D. Fe^2+ and 1,10-phenanthroline

Sonicsmooth asked Dec 25, 2024

by Sonicsmooth

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1 answer

1 vote

3.2k views

What is the molar mass of B 2 (CO 3 ) 3 ?

Chris Ritchie asked Dec 25, 2024

by Chris Ritchie

7.6k points

1 answer

3 votes

80.5k views

The electrons that escape the atom after bombardment by a photon are called photoelectrons. Why might this be an appropriate name for these electrons?

Arron asked Dec 25, 2024

by Arron

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1 answer

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42.5k views

Which of the following is NOT considered a chemical property of matter? A. conductivity B. corrosiveness OC.ability to produce a new substance D. Reactivity

Sonny Parlin asked Dec 25, 2024

by Sonny Parlin

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1 answer

3 votes

190k views

A solution has a pH of 10 what is the concentration of hydrogen ions

Timothy Vann asked Dec 25, 2024

by Timothy Vann

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1 answer

4 votes

138k views

Write Balance the redox reaction in acidic solution: Cl⁻(aq)+IO₃⁻(aq)→Cl₂(g)+I₂(s)

Cakyus asked Dec 25, 2024

by Cakyus

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What is the Heisenberg Uncertainty Principle? A. We can know either the speed (momentum) or location, but not both at the same time. B. We cannot ever know the speed (momentum) or location of the electron.

Judioo asked Dec 25, 2024

by Judioo

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178k views

One mole of an ideal gas with average molecular speed v0 is kept in a container of fixed volume. If the temperature of the gas is increased such that the average speed gets doubled, then: _________

Oren Mazor asked Dec 25, 2024

by Oren Mazor

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Such bonds are said to have a dipole - this can be illustrated with a special dipole arrow pointing to the more __ atom.

Lev Levitsky asked Dec 25, 2024

by Lev Levitsky

7.6k points

1 answer

4 votes

1.1k views

Concerning Mixed Venous Oxygen Saturation (MvO2): What does the value mean? Normal value Causes of reduced MvO2 Causes of increased MvO2

KMoussa asked Dec 24, 2024

by KMoussa

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3 votes

107k views

If the mass of the liquid is 210g, and the volume is 500ml, calculate the density of the liquid.

Lucas Ross asked Dec 24, 2024

by Lucas Ross

7.5k points

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1 vote

195k views

What does the mnemonic 'VINDICATE' help with in medicine? A) Differential Diagnosis B) Surgical Procedures C) Prescription Guidelines D) Physical Examination

Jobo asked Dec 24, 2024

by Jobo

8.5k points

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162k views

What is the Ksp of Hg2Cl2 at 298 K? Half-Reaction Eº, V (at 298 K) Hg22+ + 2e- -> 2 Hg(l) +0.80 Hg2Cl2(s) + 2e- -> 2 Hg(l) + 2 Cl-(aq) +0.31

STW asked Dec 24, 2024

by STW

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2 votes

205k views

When one amino acid is changed in a polypeptide, which of the following is ALWAYS true? A) The secondary structure is affected B) The tertiary structure remains unchanged C) The quaternary structure is

Hallaghan asked Dec 24, 2024

by Hallaghan

7.5k points

1 answer

4 votes

24.6k views

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