Recent activity by FlynnA74878

1 answer 40 views

Calculate the amount of heat required to melt 50 grams of ice at 0 C, taking the enthalpy of fusion to be 6.01 kJ/mol.

asked Jan 23 in ThermoChemistry

1 answer 78 views

A chemistry student has a sample of an unknown compound containing carbon, hydrogen, and oxygen. The mass of the sample is 2.50 g. After combustion, the student finds that 1.80 g of carbon dioxide, 0.75 g of water, and 0.20 g of oxygen are produced. Using mass balance calculations, determine the empirical formula of the unknown compound.

asked Jan 22 in Analytical Chemistry

1 answer 62 views

Where in positioning theory do scholars focus on the way that language positions social groups?

asked Jan 15 in Psychology

1 answer 10 views

What is the term for a test to see if a scientific explanation is right or wrong?

asked Jan 7 in Science

1 answer 24 views

What evidence is there that mt. everest was once at the bottom of a sea?

asked Jan 6 in Science

1 answer 26 views

What class of animals, translated as “head foot”, includes octopuses, squids, cuttlefish, and nautilus?

asked Jan 6 in Science

1 answer 21 views

There are three different types of rna. all three types are needed to make what?

asked Jan 2 in Science

1 answer 12 views

Surprisingly, where would you find the earth’s tallest mountains and deepest canyons?

asked Dec 31, 2024 in Science

1 answer 28 views

What is the fruiting body that occurs after two hyphae mate and form a mycelium with sporangia?

answered Dec 27, 2024 in Science

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