When 200 ML of 0

question 55

Multiple Choice

When 200 mL of 0.10 M BaCl₂ is added to 100 mL of 0.30 M Na₂SO₄, the number of moles of BaSO₄ (solubility product = 1.1 × 10^-10) precipitated is ________.

• A) 0.020 mol
• B) 0.010 mol
• C) 0.20 mol
• D) 0.030 mol
• E) 0.10 mol

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Definitions:

Positron Particles

Elementary particles of antimatter with the same mass as electrons but with a positive charge.

Gamma Rays

High-energy electromagnetic radiation emitted by radioactive atoms or in nuclear explosions, with significant applications in medical treatment and diagnostics but also potential for harm due to their penetrating power.

Beta Particles

High-energy, high-speed electrons or positrons emitted by certain types of radioactive nuclei as part of their decay process.

Ionizing Radiation

Radiation that carries enough energy to liberate electrons from atoms or molecules, thereby ionizing them.