What can be determined about the electron of an atom

An alloy of bronze is manufactured by melting 51.2 g of copper with 6.84 g of tin. What is the percent copper in the bronze?

What types of stimuli can cause the gates on ion channels to open or close?

How many protons does tin-112 have

What is one possible effect of a hurricane in florida? Avalanche drought storm surge wildfire

Match these items. 1. first nuclear reactor fission 2. neutron 3. decaying nuclei curie 4. number of neutrons and protons Fermi 5. builds heavier elements atomic mass 6. discovered radioactivity fusion 7. unit of radiation Becquerel

Hydrogen Sulfide decomposes according to the following reaction, for which Kc=9.3 x 10^-8 at 400 degrees Celsius. 2 H2S (g) ⇄ 2 H2 (g) + S2 (g) If 0.47 moles of H2S are placed in a 3.0 L container, and the system is allowed to reach equilibrium.

Q5.6. if calcium ions, each of which has a charge of + 2 (ca2+), moved out of a neuron, and no other ions were moving, what would be true?

Calculate the moles of new H₂ O₂ using the balanced formula below and the average moles of KMnO₄ from calculation #2. The average moles of KMnO₄ is 0.90mol. 2KMnO₄ + 5H₂O₂ + 3H₂SO₄ → K₂SO₄ + 2MnSO₄ + 8H₂O + 5O₂ Edit: I got 2.

What is the intermolecular Force that causes water molecules to be attracted to each other? Ionic Bond Polar covalent bond Nonpolar covalent bond Hydrogen Bond What is the molecular geometry of a water molecule?

Justin Bleeber is a lazy young man and decides to burn a pile of leaves instead of bagging it. The pile of leaves weighed three pounds before being burned. After the leaves are burned the leftover ash weighs half a pound.