24. Is the following nuclear equation balanced?

2Pb →He + 290Hg

a. yes

b. no

It is necessary to make 500 mL of a 0.375 M solution of hydrochloric acid (HCl) using distilled water and full strength hydrochloric acid (M=12.0).

Calculate the mass of oxalic acid dihydrate needed to prepare 500.0 ml

The density of ethanol is 0.789g/ml at 20°c. find the mass of a sample of ethanol that has a volume of 150.0 ml at this temperature.

How could soil and a mouse interact in an ecosystem?

The calculated yield for the production of carbon dioxide was 73.4g. When the experiment was performed in the lab, a yield of 72.3g was produced. What is the percent yield of carbon dioxide?

How to find h30 in 0.08m

Nitroglycerin (c3h5n3o9) is a powerful explosive. its decomposition may be represented by 4c3h5n3o9 → 6n2 12co2 10h2o o2 this reaction generates a large amount of heat and gaseous products.

A 3-column table with four rows. The first column has entries Liquid A, Liquid B, Liquid C, Liquid D. The second column titled mass has entries 160 grams, 173 grams, 198 grams, 220 grams.

Which option correctly describes the influence of electronegativity difference on bond character?

How do I write a balanced half-reaction describing the reduction of gaseous dioxygen to aqueous oxide anions?