Two electrical particles have opposite charges. What type of force will they create?

A. no force

B. repulsion

C. attraction and repulsion

D. attraction

How many covalent bonds are there in one molecule of carbon dioxide, co2?

What is the percent by mass of oxygen in propanal, CH3CH2CHO? (1) 10.0% (3) 38.1% (2) 27.6% (4) 62.1%

How many atoms of hydrogen are in 2.50g of water

Galium has a weighted average atomic mass of 69.7 and two naturally occurring isotopes: Gallium-69 and Gallium-71. Gallium-69 has a relative abundance of 60.1% and a mass of 68.9. The relative abundance of gallium-71 is 39.9%.

If an instrument has 10 ml td + / - 0.01 ml written on it, the user should ... question 5 options: record 10 ml in the notebook after using it. record 10.0 ml in the notebook after using it. record 10.00 ml in the notebook after using it. record 5.

What does it mean for data to be continuous?

When an acid reacts with a base what compounds are formed? a. a salt only. b. water only. c. a salt and water. d. metal oxides only.?

What is the differences between River system, Tributary?

having that coloration is selected for since many predators will recognize it and stay away. Therefore the common coloration is beneficial to the butterflies and becomes more common. What type of selection is involved?

What organisms appeared on Earth First? a). gastropods b). horn corals c). brachiopods d). crinoids